The Animated Series: Season 1 (1973-1974)
S01E03
Stardate: 5371.3 Year: 2269
An enormous space-going cloud entity feeds on the energy of whole planetary systems, and a Federation colony is next in its path. The Enterprise braves its antimatter interior and finds a way to stop it. Spock mind-melds with the entity and tells it that it is killing life, and he persuades it to return to its place of origin.
Broadcast: 22 September 1973
Format: Episode
Prod #: 103
Story Order: 250 | Correct Order: 83
