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 ...

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 ...

One of humanity’s biggest questions just got a jaw-dropping answer, and it’s coming straight from the top. Jared Isaacman, NASA’s boss, has weighed in on whether we’re alone in the universe… And his ...