Open in the curiosity app
Share the knowledge!

Tidal Locking | Why Do We Only See One Side of the Moon?

Key Facts In This Video

  1. In 1959, Soviet spacecraft Luna 3 beamed to Earth images of the far side of the moon, never before seen by Earthlings. 00:01

  2. We only see one side of the moon because the moon rotates exactly once on its axis each time it orbits Earth. 00:10

  3. Roughly 41% of the moon is hidden from Earth at all times. 01:28