Add Yahoo as a preferred source to see more of our stories on Google. After their historic trip around the moon, the Artemis II astronauts were greeted by a blow-up alien on board the Navy ship John P ...

A strange, tentacled object floating aboard the International Space Station recently sent the internet into a frenzy, with many mistaking it for something straight out of a science fiction film. The ...

Former NASA astronaut Mike Massimino, known for his work on the Hubble Space Telescope and who flew on two space missions, has weighed in on one of humanity's biggest questions: Are we alone in the ...