foo.diff

diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..5760be5
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,12 @@
+# http://editorconfig.org
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[*.md]
+trim_trailing_whitespace = false
diff --git a/gulpfile.js b/gulpfile.js
index 0d6416b..8774b91 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -11,73 +11,72 @@ var shell = require('gulp-shell');
 var react = require('gulp-react');
 
 var paths = {
-    'js_source': {
-        graph: 'js/graph/',
-        maps: 'js/maps',
-        canvas: '/js/canvas'
-    },
-    'js_test': 'js/test/',
-    'js_dist': 'js/',
-    'react_source': 'js/views/',
-    'react_dist': 'js/views/'
+  'js_source': {
+    graph: 'js/graph/',
+    maps: 'js/maps',
+    canvas: '/js/canvas'
+  },
+  'js_test': 'js/test/',
+  'js_dist': 'js/',
+  'react_source': 'js/views/',
+  'react_dist': 'js/views/'
 };
 
 gulp.task('env-dev', function() {
-    process.env.NODE_ENV = 'development';
+  process.env.NODE_ENV = 'development';
 });
 
 gulp.task('env-prod', function() {
-    process.env.NODE_ENV = 'production';
+  process.env.NODE_ENV = 'production';
 });
 
 gulp.task('lint', function() {
-    return gulp.src([
-            paths.js_source.graph + '*.js',
-            paths.js_source.maps + '*.js',
-            paths.js_source.canvas + '*.js',
-            paths.js_test + '*.js',
-            'gulpfile.js'
-    ])
-    .pipe(jshint({ esnext: true }))
-    .pipe(jshint.reporter('default', { verbose: true }))
-    .pipe(jshint.reporter('fail'));
+  return gulp.src([
+    paths.js_source.graph + '*.js',
+    paths.js_source.maps + '*.js',
+    paths.js_source.canvas + '*.js',
+    paths.js_test + '*.js',
+    'gulpfile.js'
+  ])
+  .pipe(jshint({ esnext: true }))
+  .pipe(jshint.reporter('default', { verbose: true }))
+  .pipe(jshint.reporter('fail'));
 });
 
 gulp.task('test', shell.task([
-    'tape ' + paths.js_test + '* | faucet',
+  'tape ' + paths.js_test + '* | faucet',
 ]));
 
 gulp.task('test-debug', function() {
-    return gulp.src(paths.js_test + '/*.js')
-        .pipe(tape());
+  return gulp.src(paths.js_test + '/*.js')
+    .pipe(tape());
 });
 
 gulp.task('transform', function() {
-    return gulp.src(paths.react_source + '*.jsx')
-        .pipe(react())
-        .pipe(gulp.dest(paths.react_dist));
+   return gulp.src(paths.react_source + '*.jsx')
+    .pipe(react())
+    .pipe(gulp.dest(paths.react_dist));
 });
 
 gulp.task('build', function() {
-    return browserify(paths.react_dist + 'main.js')
-        .transform(reactify)
-        .bundle()
-        .pipe(source('app.js'))
-        .pipe(gulp.dest(paths.js_dist));
+  return browserify(paths.react_dist + 'main.js')
+    .transform(reactify)
+    .bundle()
+    .pipe(source('app.js'))
+    .pipe(gulp.dest(paths.js_dist));
 });
 
 gulp.task('default', function() {
-    gulp.watch(
-        [
-            paths.react_source + '/*.jsx',
-            paths.js_source.graph + '*.js',
-            paths.js_source.maps + '*.js',
-            paths.js_source.canvas + '*.js'
-        ],
-        ['env-dev', 'transform', 'build']
-    ).on('error', function(error) {
-        console.log(error.toString());
-    });
+  gulp.watch([
+      paths.react_source + '/*.jsx',
+      paths.js_source.graph + '*.js',
+      paths.js_source.maps + '*.js',
+      paths.js_source.canvas + '*.js'
+    ],
+    ['env-dev', 'transform', 'build']
+  ).on('error', function(error) {
+    console.log(error.toString());
+  });
 });
 
 gulp.task('development', ['env-dev', 'lint', 'test', 'transform', 'build']);
diff --git a/js/app.js b/js/app.js
index 1b27136..8bcf526 100644
--- a/js/app.js
+++ b/js/app.js
@@ -62,27 +62,27 @@ module.exports = Renderer;
 
 },{}],2:[function(require,module,exports){
 var Edge = function(value, name) {
-    this.value = value;
-    this.name = name;
+  this.value = value;
+  this.name = name;
 
-    this.id = name + '-' + value;
-    this.nodes = {};
+  this.id = name + '-' + value;
+  this.nodes = {};
 };
 
 Edge.prototype = {
-    add: function(node1, node2) {
-        this.nodes = {};
+  add: function(node1, node2) {
+    this.nodes = {};
 
-        this.nodes = {
-            head: node1,
-            tail: node2
-        };
-    },
+    this.nodes = {
+      head: node1,
+      tail: node2
+    };
+  },
 
-    areAdjacent: function(node1, node2) {
-        return this.nodes.head.id === node1.id &&
-            this.nodes.tail.id === node2.id;
-    }
+  areAdjacent: function(node1, node2) {
+    return this.nodes.head.id === node1.id &&
+      this.nodes.tail.id === node2.id;
+  }
 };
 
 module.exports = Edge;
@@ -98,69 +98,69 @@ var Graph = function() {
 
 Graph.prototype = {
     addEdge: function(edge, head_node, tail_node) {
-        edge.add(head_node, tail_node);
+      edge.add(head_node, tail_node);
 
-        this.nodes.push(head_node, tail_node);
+      this.nodes.push(head_node, tail_node);
 
-        head_node.addEdge(edge);
-        tail_node.addEdge(edge);
+      head_node.addEdge(edge);
+      tail_node.addEdge(edge);
 
-        this.edges.push(edge);
+      this.edges.push(edge);
     },
 
     areAdjacent: function(head_node, tail_node) {
-        return this.edges.some(function(edge) {
-            return edge.areAdjacent(head_node, tail_node);
-        });
+      return this.edges.some(function(edge) {
+        return edge.areAdjacent(head_node, tail_node);
+      });
     },
 
     // depth first search
     walk: function(start_node, destination_node) {
-        var total_value = 0;
+      var total_value = 0;
 
-        start_node.visited = true;
+      start_node.visited = true;
 
-        start_node.edges.forEach(function(edge) {
-            var node = edge.nodes.tail;
+      start_node.edges.forEach(function(edge) {
+        var node = edge.nodes.tail;
 
-            if (node.id === destination_node.id) {
-                total_value += edge.value;
-                return;
-            }
+        if (node.id === destination_node.id) {
+          total_value += edge.value;
+          return;
+        }
 
-            if (!node.visited) {
-                total_value = edge.value;
+        if (!node.visited) {
+          total_value = edge.value;
 
-                total_value += this.walk(node, destination_node);
-            }
-        }, this);
+          total_value += this.walk(node, destination_node);
+        }
+      }, this);
 
-        return total_value;
+      return total_value;
     },
 
     resetNodes: function() {
-        this.nodes.forEach(function(node) {
-            node.visited = false;
-        });
+      this.nodes.forEach(function(node) {
+        node.visited = false;
+      });
     },
 
     render: function(start_node, destination_node, renderer) {
-        start_node.visited = true;
+      start_node.visited = true;
 
-        start_node.edges.forEach(function(edge, i) {
-            renderer.line(10 * i, 10 * i, (20 + i) * i, (20 + i) * i);
+      start_node.edges.forEach(function(edge, i) {
+        renderer.line(10 * i, 10 * i, (20 + i) * i, (20 + i) * i);
 
-            var node = edge.nodes.tail;
+        var node = edge.nodes.tail;
 
-            if (node.id === destination_node.id) {
-                return;
-            }
+        if (node.id === destination_node.id) {
+          return;
+        }
 
-            if (!node.visited) {
-                renderer.circle(i, i, 5);
-                this.render(node, destination_node, renderer);
-            }
-        }, this);
+        if (!node.visited) {
+          renderer.circle(i, i, 5);
+          this.render(node, destination_node, renderer);
+        }
+      }, this);
     }
 };
 
@@ -192,60 +192,70 @@ var newEdge = function(options) {
 // values taken from http://i.imgur.com/SqdzxzF.png
 
 var SolarSystem = function() {
-    this.nodes = {
-        earth: new Node('Earth'),
-        leo: new Node('Low Earth Orbit'),
-        geo_transfer: new Node('Geostationary Transfer'),
-        geostationary: new Node('Geostationary Orbit'),
-        moon_transfer: new Node('Moon Transfer'),
-        low_moon_orbit: new Node('Low Moon Orbit'),
-        moon: new Node('Moon'),
-        earth_transfer: new Node('Earth Transfer'),
-        mars_transfer: new Node('Mars Transfer'),
-        deimos_transfer: new Node('Deimos Transfer'),
-        low_deimos_orbit: new Node('Low Deimos Orbit'),
-        deimos: new Node('Deimos')
-    };
+  this.nodes = {
+    earth: new Node('Earth'),
+    leo: new Node('Low Earth Orbit'),
+    geo_transfer: new Node('Geostationary Transfer'),
+    geostationary: new Node('Geostationary Orbit'),
+    moon_transfer: new Node('Moon Transfer'),
+    low_moon_orbit: new Node('Low Moon Orbit'),
+    moon: new Node('Moon'),
+    earth_transfer: new Node('Earth Transfer'),
+    mars_transfer: new Node('Mars Transfer'),
+    deimos_transfer: new Node('Deimos Transfer'),
+    low_deimos_orbit: new Node('Low Deimos Orbit'),
+    deimos: new Node('Deimos'),
+    phobos_transfer: new Node('Phobos Transfer'),
+    low_phobos_orbit: new Node('Low Phobos Orbit'),
+    phobos: new Node('Phobos'),
+  };
 
-    this.edges = {
-        low_earth_orbit: newEdge({ deltav: 9400, name: 'low_earth_orbit' }),
-        leo_geo_transfer: newEdge({ deltav: 2440, name: 'leo-geo_transfer' }),
-        geo_transfer_geo_orbit: newEdge({ deltav: 1470, name: 'geostationary_transfer-geostationary_orbit' }),
-        leo_moon_transfer: newEdge({ deltav: 3260, name: 'leo-moon_transfer' }),
-        moon_transfer_lmo: newEdge({ deltav: 680, name: 'moon_transfer-low_moon_orbit' }),
-        moon_landing: newEdge({ deltav: 1730, name: 'moon-landing' }),
-        leo_earth_transfer: newEdge({ deltav: 3210, name: 'leo-earth_transfer' }),
-        earth_transfer_mars_transfer: newEdge({ deltav: 1060, name: 'earth_transfer-mars_transfer' }),
-        mars_transfer_deimos_transfer: newEdge({ deltav: 340, name: 'mars_transfer_deimos_transfer' }),
-        deimos_transfer_low_deimos_orbit: newEdge({ deltav: 652, name: 'deimos_transfer_low_deimos_orbit' }),
-        deimos_landing: newEdge({ deltav: 4, name: 'deimos_landing' })
-    };
+  this.edges = {
+    low_earth_orbit: newEdge({ deltav: 9400, name: 'low_earth_orbit' }),
+    leo_geo_transfer: newEdge({ deltav: 2440, name: 'leo-geo_transfer' }),
+    geo_transfer_geo_orbit: newEdge({ deltav: 1470, name: 'geostationary_transfer-geostationary_orbit' }),
+    leo_moon_transfer: newEdge({ deltav: 3260, name: 'leo-moon_transfer' }),
+    moon_transfer_lmo: newEdge({ deltav: 680, name: 'moon_transfer-low_moon_orbit' }),
+    moon_landing: newEdge({ deltav: 1730, name: 'moon-landing' }),
+    leo_earth_transfer: newEdge({ deltav: 3210, name: 'leo-earth_transfer' }),
+    earth_transfer_mars_transfer: newEdge({ deltav: 1060, name: 'earth_transfer-mars_transfer' }),
+    mars_transfer_deimos_transfer: newEdge({ deltav: 340, name: 'mars_transfer-deimos_transfer' }),
+    deimos_transfer_low_deimos_orbit: newEdge({ deltav: 652, name: 'deimos_transfer-low_deimos_orbit' }),
+    deimos_landing: newEdge({ deltav: 4, name: 'deimos_landing' }),
+    mars_transfer_phobos_transfer: newEdge({ deltav: 740, name: 'mars_transfer-phobos_transfer'}),
+    phobos_transfer_low_phobos_orbit: newEdge({ deltav: 543, name: 'mars_transfer-phobos_transfer'}),
+    phobos_landing: newEdge({ deltav: 8, name: 'phobos_landing'})
+  };
 };
 
 SolarSystem.prototype = {
-    unwalkNodes: function() {
-        for (var node in this.nodes) {
-            this.nodes[node].visited = false;
-        }
-    },
+  unwalkNodes: function() {
+    for (var node in this.nodes) {
+      this.nodes[node].visited = false;
+    }
+  },
 
-    buildGraph: function(graph, edges, nodes) {
-        graph.addEdge(edges.low_earth_orbit, nodes.earth, nodes.leo);
+  buildGraph: function(graph, edges, nodes) {
+    graph.addEdge(edges.low_earth_orbit, nodes.earth, nodes.leo);
 
-        graph.addEdge(edges.leo_geo_transfer, nodes.leo, nodes.geo_transfer);
-        graph.addEdge(edges.geo_transfer_geo_orbit, nodes.geo_transfer, nodes.geostationary);
+    graph.addEdge(edges.leo_geo_transfer, nodes.leo, nodes.geo_transfer);
+    graph.addEdge(edges.geo_transfer_geo_orbit, nodes.geo_transfer, nodes.geostationary);
 
-        graph.addEdge(edges.leo_moon_transfer, nodes.leo, nodes.moon_transfer);
-        graph.addEdge(edges.moon_transfer_lmo, nodes.moon_transfer, nodes.low_moon_orbit);
-        graph.addEdge(edges.moon_landing, nodes.low_moon_orbit, nodes.moon);
+    graph.addEdge(edges.leo_moon_transfer, nodes.leo, nodes.moon_transfer);
+    graph.addEdge(edges.moon_transfer_lmo, nodes.moon_transfer, nodes.low_moon_orbit);
+    graph.addEdge(edges.moon_landing, nodes.low_moon_orbit, nodes.moon);
 
-        graph.addEdge(edges.leo_earth_transfer, nodes.leo, nodes.earth_transfer);
-        graph.addEdge(edges.earth_transfer_mars_transfer, nodes.earth_transfer, nodes.mars_transfer);
+    graph.addEdge(edges.leo_earth_transfer, nodes.leo, nodes.earth_transfer);
+    graph.addEdge(edges.earth_transfer_mars_transfer, nodes.earth_transfer, nodes.mars_transfer);
 
-        graph.addEdge(edges.mars_transfer_deimos_transfer, nodes.mars_transfer, nodes.deimos_transfer);
-        graph.addEdge(edges.deimos_transfer_low_deimos_orbit, nodes.deimos_transfer, nodes.low_deimos_orbit);
-        graph.addEdge(edges.deimos_landing, nodes.low_deimos_orbit, nodes.deimos);
-    }
+    graph.addEdge(edges.mars_transfer_deimos_transfer, nodes.mars_transfer, nodes.deimos_transfer);
+    graph.addEdge(edges.deimos_transfer_low_deimos_orbit, nodes.deimos_transfer, nodes.low_deimos_orbit);
+    graph.addEdge(edges.deimos_landing, nodes.low_deimos_orbit, nodes.deimos);
+
+    graph.addEdge(edges.mars_transfer_phobos_transfer, nodes.mars_transfer, nodes.phobos_transfer);
+    graph.addEdge(edges.phobos_transfer_low_phobos_orbit, nodes.phobos_transfer, nodes.low_phobos_orbit);
+    graph.addEdge(edges.phobos_landing, nodes.low_phobos_orbit, nodes.phobos);
+  }
 };
 
 module.exports = new SolarSystem();
diff --git a/js/graph/edge.js b/js/graph/edge.js
index a9a16e9..5aaf7a5 100644
--- a/js/graph/edge.js
+++ b/js/graph/edge.js
@@ -1,25 +1,25 @@
 var Edge = function(value, name) {
-    this.value = value;
-    this.name = name;
+  this.value = value;
+  this.name = name;
 
-    this.id = name + '-' + value;
-    this.nodes = {};
+  this.id = name + '-' + value;
+  this.nodes = {};
 };
 
 Edge.prototype = {
-    add: function(node1, node2) {
-        this.nodes = {};
+  add: function(node1, node2) {
+    this.nodes = {};
 
-        this.nodes = {
-            head: node1,
-            tail: node2
-        };
-    },
+    this.nodes = {
+      head: node1,
+      tail: node2
+    };
+  },
 
-    areAdjacent: function(node1, node2) {
-        return this.nodes.head.id === node1.id &&
-            this.nodes.tail.id === node2.id;
-    }
+  areAdjacent: function(node1, node2) {
+    return this.nodes.head.id === node1.id &&
+      this.nodes.tail.id === node2.id;
+  }
 };
 
-module.exports = Edge;
\ No newline at end of file
+module.exports = Edge;
diff --git a/js/graph/graph.js b/js/graph/graph.js
index 079e82e..50c73d8 100644
--- a/js/graph/graph.js
+++ b/js/graph/graph.js
@@ -8,69 +8,82 @@ var Graph = function() {
 
 Graph.prototype = {
     addEdge: function(edge, head_node, tail_node) {
-        edge.add(head_node, tail_node);
+      edge.add(head_node, tail_node);
 
-        this.nodes.push(head_node, tail_node);
+      this.nodes.push(head_node, tail_node);
 
-        head_node.addEdge(edge);
-        tail_node.addEdge(edge);
+      head_node.addEdge(edge);
+      tail_node.addEdge(edge);
 
-        this.edges.push(edge);
+      this.edges.push(edge);
     },
 
     areAdjacent: function(head_node, tail_node) {
-        return this.edges.some(function(edge) {
-            return edge.areAdjacent(head_node, tail_node);
-        });
+      return this.edges.some(function(edge) {
+        return edge.areAdjacent(head_node, tail_node);
+      });
     },
 
     // depth first search
     walk: function(start_node, destination_node) {
-        var total_value = 0;
+      var total_value = 0;
+      var edges = start_node.edges;
 
-        start_node.visited = true;
+      start_node.visited = true;
 
-        start_node.edges.forEach(function(edge) {
-            var node = edge.nodes.tail;
+      for (var i = 0, l = start_node.edges.length; i < l; i++) {
+        var edge = edges[i];
+        var node = edge.nodes.tail;
 
-            if (node.id === destination_node.id) {
-                total_value += edge.value;
-                return;
-            }
+        if (node.id === destination_node.id) {
+          total_value += edge.value;
 
-            if (!node.visited) {
-                total_value = edge.value;
+          // stop walking the graph when a match is found
+          // TODO: work out a better solution
+          this.visitNodes();
 
-                total_value += this.walk(node, destination_node);
-            }
-        }, this);
+          return total_value;
+        }
 
-        return total_value;
+        if (!node.visited) {
+          total_value = edge.value;
+
+          total_value += this.walk(node, destination_node);
+        }
+      };
+
+      return total_value;
     },
 
     resetNodes: function() {
-        this.nodes.forEach(function(node) {
-            node.visited = false;
-        });
+      this.nodes.forEach(function(node) {
+        node.visited = false;
+      });
+    },
+
+    visitNodes: function() {
+      this.nodes.forEach(function(node) {
+        node.visited = true;
+      });
     },
 
     render: function(start_node, destination_node, renderer) {
-        start_node.visited = true;
+      start_node.visited = true;
 
-        start_node.edges.forEach(function(edge, i) {
-            renderer.line(10 * i, 10 * i, (20 + i) * i, (20 + i) * i);
+      start_node.edges.forEach(function(edge, i) {
+        renderer.line(10 * i, 10 * i, (20 + i) * i, (20 + i) * i);
 
-            var node = edge.nodes.tail;
+        var node = edge.nodes.tail;
 
-            if (node.id === destination_node.id) {
-                return;
-            }
+        if (node.id === destination_node.id) {
+          return;
+        }
 
-            if (!node.visited) {
-                renderer.circle(i, i, 5);
-                this.render(node, destination_node, renderer);
-            }
-        }, this);
+        if (!node.visited) {
+          renderer.circle(i, i, 5);
+          this.render(node, destination_node, renderer);
+        }
+      }, this);
     }
 };
 
diff --git a/js/maps/solar_system.js b/js/maps/solar_system.js
index eb13069..c884617 100644
--- a/js/maps/solar_system.js
+++ b/js/maps/solar_system.js
@@ -8,60 +8,70 @@ var newEdge = function(options) {
 // values taken from http://i.imgur.com/SqdzxzF.png
 
 var SolarSystem = function() {
-    this.nodes = {
-        earth: new Node('Earth'),
-        leo: new Node('Low Earth Orbit'),
-        geo_transfer: new Node('Geostationary Transfer'),
-        geostationary: new Node('Geostationary Orbit'),
-        moon_transfer: new Node('Moon Transfer'),
-        low_moon_orbit: new Node('Low Moon Orbit'),
-        moon: new Node('Moon'),
-        earth_transfer: new Node('Earth Transfer'),
-        mars_transfer: new Node('Mars Transfer'),
-        deimos_transfer: new Node('Deimos Transfer'),
-        low_deimos_orbit: new Node('Low Deimos Orbit'),
-        deimos: new Node('Deimos')
-    };
+  this.nodes = {
+    earth: new Node('Earth'),
+    leo: new Node('Low Earth Orbit'),
+    geo_transfer: new Node('Geostationary Transfer'),
+    geostationary: new Node('Geostationary Orbit'),
+    moon_transfer: new Node('Moon Transfer'),
+    low_moon_orbit: new Node('Low Moon Orbit'),
+    moon: new Node('Moon'),
+    earth_transfer: new Node('Earth Transfer'),
+    mars_transfer: new Node('Mars Transfer'),
+    deimos_transfer: new Node('Deimos Transfer'),
+    low_deimos_orbit: new Node('Low Deimos Orbit'),
+    deimos: new Node('Deimos'),
+    phobos_transfer: new Node('Phobos Transfer'),
+    low_phobos_orbit: new Node('Low Phobos Orbit'),
+    phobos: new Node('Phobos'),
+  };
 
-    this.edges = {
-        low_earth_orbit: newEdge({ deltav: 9400, name: 'low_earth_orbit' }),
-        leo_geo_transfer: newEdge({ deltav: 2440, name: 'leo-geo_transfer' }),
-        geo_transfer_geo_orbit: newEdge({ deltav: 1470, name: 'geostationary_transfer-geostationary_orbit' }),
-        leo_moon_transfer: newEdge({ deltav: 3260, name: 'leo-moon_transfer' }),
-        moon_transfer_lmo: newEdge({ deltav: 680, name: 'moon_transfer-low_moon_orbit' }),
-        moon_landing: newEdge({ deltav: 1730, name: 'moon-landing' }),
-        leo_earth_transfer: newEdge({ deltav: 3210, name: 'leo-earth_transfer' }),
-        earth_transfer_mars_transfer: newEdge({ deltav: 1060, name: 'earth_transfer-mars_transfer' }),
-        mars_transfer_deimos_transfer: newEdge({ deltav: 340, name: 'mars_transfer_deimos_transfer' }),
-        deimos_transfer_low_deimos_orbit: newEdge({ deltav: 652, name: 'deimos_transfer_low_deimos_orbit' }),
-        deimos_landing: newEdge({ deltav: 4, name: 'deimos_landing' })
-    };
+  this.edges = {
+    low_earth_orbit: newEdge({ deltav: 9400, name: 'low_earth_orbit' }),
+    leo_geo_transfer: newEdge({ deltav: 2440, name: 'leo-geo_transfer' }),
+    geo_transfer_geo_orbit: newEdge({ deltav: 1470, name: 'geostationary_transfer-geostationary_orbit' }),
+    leo_moon_transfer: newEdge({ deltav: 3260, name: 'leo-moon_transfer' }),
+    moon_transfer_lmo: newEdge({ deltav: 680, name: 'moon_transfer-low_moon_orbit' }),
+    moon_landing: newEdge({ deltav: 1730, name: 'moon-landing' }),
+    leo_earth_transfer: newEdge({ deltav: 3210, name: 'leo-earth_transfer' }),
+    earth_transfer_mars_transfer: newEdge({ deltav: 1060, name: 'earth_transfer-mars_transfer' }),
+    mars_transfer_deimos_transfer: newEdge({ deltav: 340, name: 'mars_transfer-deimos_transfer' }),
+    deimos_transfer_low_deimos_orbit: newEdge({ deltav: 652, name: 'deimos_transfer-low_deimos_orbit' }),
+    deimos_landing: newEdge({ deltav: 4, name: 'deimos_landing' }),
+    mars_transfer_phobos_transfer: newEdge({ deltav: 740, name: 'mars_transfer-phobos_transfer'}),
+    phobos_transfer_low_phobos_orbit: newEdge({ deltav: 543, name: 'mars_transfer-phobos_transfer'}),
+    phobos_landing: newEdge({ deltav: 8, name: 'phobos_landing'})
+  };
 };
 
 SolarSystem.prototype = {
-    unwalkNodes: function() {
-        for (var node in this.nodes) {
-            this.nodes[node].visited = false;
-        }
-    },
+  unwalkNodes: function() {
+    for (var node in this.nodes) {
+      this.nodes[node].visited = false;
+    }
+  },
 
-    buildGraph: function(graph, edges, nodes) {
-        graph.addEdge(edges.low_earth_orbit, nodes.earth, nodes.leo);
+  buildGraph: function(graph, edges, nodes) {
+    graph.addEdge(edges.low_earth_orbit, nodes.earth, nodes.leo);
 
-        graph.addEdge(edges.leo_geo_transfer, nodes.leo, nodes.geo_transfer);
-        graph.addEdge(edges.geo_transfer_geo_orbit, nodes.geo_transfer, nodes.geostationary);
+    graph.addEdge(edges.leo_geo_transfer, nodes.leo, nodes.geo_transfer);
+    graph.addEdge(edges.geo_transfer_geo_orbit, nodes.geo_transfer, nodes.geostationary);
 
-        graph.addEdge(edges.leo_moon_transfer, nodes.leo, nodes.moon_transfer);
-        graph.addEdge(edges.moon_transfer_lmo, nodes.moon_transfer, nodes.low_moon_orbit);
-        graph.addEdge(edges.moon_landing, nodes.low_moon_orbit, nodes.moon);
+    graph.addEdge(edges.leo_moon_transfer, nodes.leo, nodes.moon_transfer);
+    graph.addEdge(edges.moon_transfer_lmo, nodes.moon_transfer, nodes.low_moon_orbit);
+    graph.addEdge(edges.moon_landing, nodes.low_moon_orbit, nodes.moon);
 
-        graph.addEdge(edges.leo_earth_transfer, nodes.leo, nodes.earth_transfer);
-        graph.addEdge(edges.earth_transfer_mars_transfer, nodes.earth_transfer, nodes.mars_transfer);
+    graph.addEdge(edges.leo_earth_transfer, nodes.leo, nodes.earth_transfer);
+    graph.addEdge(edges.earth_transfer_mars_transfer, nodes.earth_transfer, nodes.mars_transfer);
 
-        graph.addEdge(edges.mars_transfer_deimos_transfer, nodes.mars_transfer, nodes.deimos_transfer);
-        graph.addEdge(edges.deimos_transfer_low_deimos_orbit, nodes.deimos_transfer, nodes.low_deimos_orbit);
-        graph.addEdge(edges.deimos_landing, nodes.low_deimos_orbit, nodes.deimos);
-    }
+    graph.addEdge(edges.mars_transfer_deimos_transfer, nodes.mars_transfer, nodes.deimos_transfer);
+    graph.addEdge(edges.deimos_transfer_low_deimos_orbit, nodes.deimos_transfer, nodes.low_deimos_orbit);
+    graph.addEdge(edges.deimos_landing, nodes.low_deimos_orbit, nodes.deimos);
+
+    graph.addEdge(edges.mars_transfer_phobos_transfer, nodes.mars_transfer, nodes.phobos_transfer);
+    graph.addEdge(edges.phobos_transfer_low_phobos_orbit, nodes.phobos_transfer, nodes.low_phobos_orbit);
+    graph.addEdge(edges.phobos_landing, nodes.low_phobos_orbit, nodes.phobos);
+  }
 };
 
 module.exports = new SolarSystem();
diff --git a/js/test/graph.js b/js/test/graph.js
index 9d3e04b..eeb6581 100644
--- a/js/test/graph.js
+++ b/js/test/graph.js
@@ -7,69 +7,22 @@ var solar_system = require('../maps/solar_system');
 var kerbol_system = require('../maps/kerbol_system');
 
 describe("checking a graph for adjacency", function(t) {
-    t.plan(5);
+  t.plan(5);
 
-    var graph = new Graph();
-    var edges = kerbol_system.edges;
-    var nodes = kerbol_system.nodes;
+  var graph = new Graph();
+  var edges = kerbol_system.edges;
+  var nodes = kerbol_system.nodes;
 
-    graph.addEdge(edges.kerbin_lko, nodes.kerbin, nodes.low_kerbin_orbit);
-    graph.addEdge(edges.lko_gto, nodes.low_kerbin_orbit, nodes.geostationary_transfer_orbit);
-    graph.addEdge(edges.lko_mun_transfer, nodes.low_kerbin_orbit, nodes.mun_transfer);
+  graph.addEdge(edges.kerbin_lko, nodes.kerbin, nodes.low_kerbin_orbit);
+  graph.addEdge(edges.lko_gto, nodes.low_kerbin_orbit, nodes.geostationary_transfer_orbit);
+  graph.addEdge(edges.lko_mun_transfer, nodes.low_kerbin_orbit, nodes.mun_transfer);
 
-    t.true(graph.areAdjacent(nodes.kerbin, nodes.low_kerbin_orbit));
-    t.true(graph.areAdjacent(nodes.low_kerbin_orbit, nodes.geostationary_transfer_orbit));
-    t.true(graph.areAdjacent(nodes.low_kerbin_orbit, nodes.mun_transfer));
+  t.true(graph.areAdjacent(nodes.kerbin, nodes.low_kerbin_orbit));
+  t.true(graph.areAdjacent(nodes.low_kerbin_orbit, nodes.geostationary_transfer_orbit));
+  t.true(graph.areAdjacent(nodes.low_kerbin_orbit, nodes.mun_transfer));
 
-    t.false(graph.areAdjacent(nodes.kerbin, nodes.geostationary_transfer_orbit));
-    t.false(graph.areAdjacent(nodes.kerbin, nodes.mun_transfer));
+  t.false(graph.areAdjacent(nodes.kerbin, nodes.geostationary_transfer_orbit));
+  t.false(graph.areAdjacent(nodes.kerbin, nodes.mun_transfer));
 
-    t.end();
+  t.end();
 });
-
-describe("walking the graph", function(t) {
-    var edges = solar_system.edges;
-    var nodes = solar_system.nodes;
-
-    var graph = new Graph();
-    solar_system.buildGraph(graph, edges, nodes);
-
-    describe("walking the solar system delta v graph from earth to mars transfer orbit", function(t) {
-        t.plan(1);
-
-        solar_system.unwalkNodes();
-        var total_value = graph.walk(nodes.earth, nodes.mars_transfer);
-        var expected_value = edges.low_earth_orbit.value +
-                edges.leo_earth_transfer.value +
-                edges.earth_transfer_mars_transfer.value;
-
-        t.equals(
-            total_value,
-            expected_value
-        );
-        t.end();
-    });
-
-    describe("walking the solar system delta v graph from earth to deimos", function(t) {
-        t.plan(1);
-
-        solar_system.unwalkNodes();
-        var total_value = graph.walk(nodes.earth, nodes.deimos);
-
-        var expected_value = edges.low_earth_orbit.value +
-                edges.leo_earth_transfer.value +
-                edges.earth_transfer_mars_transfer.value +
-                edges.mars_transfer_deimos_transfer.value + 
-                edges.deimos_transfer_low_deimos_orbit.value +
-                edges.deimos_landing.value;
-
-        t.equals(
-            total_value,
-            expected_value
-        );
-        
-        t.end();
-    });
-
-    t.end();
-});
\ No newline at end of file
diff --git a/js/test/solar_system.js b/js/test/solar_system.js
new file mode 100644
index 0000000..b5d8219
--- /dev/null
+++ b/js/test/solar_system.js
@@ -0,0 +1,60 @@
+var describe = require('tape');
+var Graph = require('../graph/graph');
+var Node = require('../graph/node');
+var Edge = require('../graph/edge');
+
+var solar_system = require('../maps/solar_system');
+
+describe("walking the solar system from earth", function(t) {
+  var edges = solar_system.edges;
+  var nodes = solar_system.nodes;
+
+  var graph = new Graph();
+  solar_system.buildGraph(graph, edges, nodes);
+
+  describe("earth to geostationary orbit", function(t) {
+    t.plan(1);
+
+    solar_system.unwalkNodes();
+    var total_value = graph.walk(nodes.earth, nodes.geostationary);
+    var expected_value = edges.low_earth_orbit.value +
+      edges.leo_geo_transfer.value +
+      edges.geo_transfer_geo_orbit.value;
+
+    t.equals(total_value, expected_value);
+    t.end();
+  });
+
+  describe("earth to mars transfer orbit", function(t) {
+    t.plan(1);
+
+    solar_system.unwalkNodes();
+    var total_value = graph.walk(nodes.earth, nodes.mars_transfer);
+    var expected_value = edges.low_earth_orbit.value +
+      edges.leo_earth_transfer.value +
+      edges.earth_transfer_mars_transfer.value;
+
+    t.equals(total_value, expected_value);
+    t.end();
+  });
+
+  describe("earth to deimos", function(t) {
+    t.plan(1);
+
+    solar_system.unwalkNodes();
+    var total_value = graph.walk(nodes.earth, nodes.deimos);
+
+    var expected_value = edges.low_earth_orbit.value +
+      edges.leo_earth_transfer.value +
+      edges.earth_transfer_mars_transfer.value +
+      edges.mars_transfer_deimos_transfer.value +
+      edges.deimos_transfer_low_deimos_orbit.value +
+      edges.deimos_landing.value;
+
+    t.equals(total_value, expected_value);
+
+    t.end();
+  });
+
+  t.end();
+});
diff --git a/package.json b/package.json
index 5bd9d3b..8bff901 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,8 @@
   "main": "gulpfile.js",
   "repository": "https://github.com/hoorayimhelping/delta-v",
   "scripts": {
-    "test": "gulp test"
+    "test": "gulp test",
+    "build": "gulp build"
   },
   "author": "Bucky Schwarz",
   "license": "MIT",