Destination Moonbase Alpha on AllMovie

This sci-fi adventure was the pilot for a television series Space: 1999. It is set in the next century just after an enormous blast from an alien ship destroys half the moon and sends the rest hurtling through space. Unfortunately, upon the chunk of speeding rock is the research station Alpha which contains 311 people helmed by cool-headed Commander Koenig. Now the Alpha castaways must not only continue to survive, they must also keep up on their research to discover what happened and why.