Interpoid

Interpoid is an arcade shoot-em-up game inspired by old classics. You play as a Droid travelling through space. You stumble across different types of aliens which you have to avoid or kill by shooting lasers at them. Be aware tho, each alien has its own quirks.

Move with the Left/Right arrow keys.  Shoot with the space key.

Press P to pause during gameplay

You can also play the game on Y8 if you want! https://www.y8.com/games/interpoid