stack with button animation.dart

Stack(
      children: <Widget>[
        Align(
          alignment: Alignment.center,
          child: RotationTransition(
            turns: _repeatingAnimationLong,
            child: GalaxyWay(),
          ),
        ),


        Align(
          alignment: Alignment.center,
          child: ScaleTransition(
            scale: _loopingAnimationShort.drive(_scaleCurve),
            child: RotationTransition(
              turns: _repeatingAnimationShort,
              child: Text(
                "🚀",
                style: TextStyle(fontSize: largeIconSize),
              ),
            ),
          ),
        ),



        Align(
          alignment: Alignment.bottomLeft,
          child: SlideTransition(
            position: _loopingAnimationShort.drive(_slideCurve),
            child: RotationTransition(
              turns: _repeatingAnimationShort,
              child: Icon(
                Icons.star,
                color: Colors.white,
                size: smallIconSize,
              ),
            ),
          ),
        ),


        Align(
          alignment: Alignment.bottomLeft,
          child: SlideTransition(
            position: _loopingAnimationShort.drive(_reverseSlide),
            child: RotationTransition(
              turns: _repeatingAnimationShort,
              child: Icon(
                Icons.star_half,
                color: Colors.white,
                size: smallIconSize,
              ),
            ),
          ),
        ),

        Align(
          alignment: Alignment(0.75, 0),
          child: RotationTransition(
            turns: _repeatingAnimationLong,
            alignment: Alignment(-10, 0),
            child: RotationTransition(
                turns: _repeatingAnimationShort,
                child: Container(
                    height: 30,
                    child: Image.asset('assets/earth.jpeg',))
            ),
          ),
        ),


        Align(
          alignment: Alignment.bottomLeft,
          child: TimerStopper(
            controllers: [
              _repeatingAnimationLong,
              _repeatingAnimationShort,
              _loopingAnimationShort,
              _loopingAnimationLong,
            ],
          ),
        ),


        Align(
          alignment: Alignment.bottomRight,
          child: Flying(
            controllers: [
              _loopingAnimationShort,
            ],
          ),
        ),
      ],
    );