ZX81 Lunar Lander -ZX 81-

 by AdrianPilko

  

Guide the Lunar Excursion Module down to the landing zone safely. The landing zone is marked by five inverse video  L's. To complete a successful landing you must have zero forward velocity, and an altitude rate of no more than 1. The right hand portion of the screen has a semi authentic Apollo Guidance 

  

Source: https://adrianpilko.itch.io/zx81-lunar-lander