Space: 1999

Season 1, Episode 10

Episode Title: Black Sun

Air Date: 1975-11-06

Overview:

The travelling Moon drifts within range of a black sun. Pulled toward certain destruction by its inescapable gravitational force, the Alphans employ desperate measures to stay alive. As a lifeboat Eagle carries six persons to safety, the Moon plunges into the black sun, with only an experimental forcefield protecting Alpha.