Written for the Commodore Amiga. Here's the floppy disk for your emulator: TNS Floppy Disk.adf
Reviews on YouTube:
This is just a demo of a game that we never finished in the early 1990s. I can't remember how to play, but I do recall that you can swap ships, there was a cheat to get any weapon, you can talk to people in huts and use the teleporters somehow.