The story takes place in the year 2256 and follows the crew of the spaceship C-57D, which is on a mission to investigate the mysterious disappearance of a previous expedition to the planet Altair IV. Upon arrival, they find a small group of survivors, including the enigmatic and beautiful Astra (Anne Francis) and her adopted robot, Robby.

A classic sci-fi movie!

The article you're referring to is likely the one on the Internet Archive's wiki page for the 1956 film "Forbidden Planet".

If you're interested in watching the movie, I recommend checking out the Internet Archive's page for .