Conversation so far:
when did the original lost in space series air
Lost in Space is an American science fiction television series, created and produced by Irwin Allen, which originally aired between 1965 and 1968.
what is the premise of lost in space
Lost in Space follows the adventures of the Robinsons, a pioneering family of space colonists who struggle to survive in the depths of space.

Question: how many seasons was the show
Self-contained rewrite: how many seasons was lost in space