It's asteroids with gravity
Player should defend Earth from asteroids
- No physics for Moon -- moves by circular orbit.
- Earth and Moon affect ship and asteroids.
- Asteroids kill player
- Big asteroids split up when hit
- Player can refuel by orbiting over the Moon
- There is helper trajectory line
./gradlew distZip
will create zip bundle in desktop/build/distributions/
./gradlew installApp
will install project to desktop/build/install/
./gradlew run
Also you may try ./gradlew tasks