Love this game, it's so much better than the original Asteroids. Any chance you could make a native version for Windows?
A downloadable game for Windows, macOS, and Linux
Vortex is a tiny space shooter game where you get to shoot down enemies and asteroids, avoid lasers and missiles and see how long can you go as the difficulty increases! Restore energy shield by shooting enemies and use various powerups to your advantage.
It's kill or be killed!
Simply download and double-click the vortex.jar file.
Requires Java to be installed on the computer.