Project Nebula is a single-player action, shooter, casual, and arcade game in which players navigate through various space quadrants, engaging in dogfights to eliminate invading alien forces. In this game, set in a sci-fi universe, players are tasked with defending different sectors of space from alien invasions, utilizing spacecraft to combat enemies in fast-paced combat scenarios. It stands out with its retro graphics on the TRS-80 Color Computer, offering a gameplay experience reminiscent of classic space combat games like Star Raiders, with an emphasis on quick reflexes and strategic maneuvering.