The humble Vectrex has a good asteroids - like game built in called Minestorm. But if you desire the original, someone has made an excellent version called Roc

The humble Vectrex has a good asteroids - like game built in called Minestorm. But if you desire the original, someone has made an excellent version called Rocks and Saucers - free download. https://www.vecfever.com/faq/rocks-n-saucers/ https://www.vecfever.com/faq/rocks-n-saucers/