On Oct. 18, 1963, a cat went to space! Félicette was a French "catstronaut" who became the first and only feline to fly to space. See how it happened in our On This Day In Space series.
Photos snapped by Perseverance show that Jezero Crater did indeed host a large river-fed lake in the ancient past.
Learn about planet Mars’ atmosphere, water supply and the possibility to support life, plus findings from the various Mars rover missions.
The moon stars in live webcasts tonight NASA and lunar enthusiasts celebrate International Observe the Moon 2021.
The Orionid meteor shower is peaks in the early morning of Wednesday, Oct. 20, but a bright full moon will disrupt viewing until shortly before dawn.
Reference Hop into the TARDIS and check out our list of the Doctor Who Doctors, ranked worst to best.
Unravel all the time travel and parallel universes - this is the Star Trek movies in chronological order.