This is a great game its called XGalaga.  I compiled the code under Cub'X 5.0 Beta.  It should
run an any X-windows R6 system.  Please let me know if you have any other programs that are
compiled under NeXT Step(X-windows) 

Rick Vazquez

UCLA Physics
Low Temp and Acoustics  (Home of the Light Bubble)

vazquezr@physics.ucla.edu