If you've been following exoplanet research over the last couple of years, you've definitely heard of K2-18b. Located 124 ...

The SpaceX Crew-12 mission, launching from Florida, restored a full crew to the International Space Station after an unprecedented medical evacuation.

More than a week has gone by since SpaceX helped restore a full crew of astronauts at the International Space Station.

NASA has given a hilarious response to President Trump following his demand for UFO files - and it dashes hopes of an extraterrestrial breakthrough.

With the release, the American public could learn what, if anything, the government has documented about the unexplained ...