THEIR ONLY WORLD IS THE MOON -- WITHOUT THE EARTH! A freak explosion blasts the moon out of orbit. And the men and women of Moonbase Alpha unwittingly become courageous travelers on man's first intergalactic odyssey. Joy turns into terror when Alpha's first infant grows up in a matter of seconds...and alien "gift" transforms the barren moon into a sunny Eden....a deadly but primitive rocked from Earth makes Alpha the target for mass revenge...and the interstellar journy becomes a personal hell for the crew when they see how their lives might have been! Contains the episodes "Alpha Child", "The Last Sunset", "Voyager's Return", and "Another Time, Another Place"