Venus becomes the brilliant “Morning Star” in the east before dawn, the Lyrids Meteor Shower takes place and the Moon has ...

The private Fram2 mission lifted off atop a Falcon 9 rocket from Launch Complex-39A at NASA's Kennedy Space Center in Florida ...

Elon Musk's SpaceX on Monday launched a crew of four private astronauts led by a crypto entrepreneur on a mission to orbit ...

After nine months in space, NASA astronauts Butch Wilmore and Suni Williams are readjusting to Earth life with dog walks and ...

NASA's celebrity astronauts Butch Wilmore and Suni Williams say they would fly on Boeing's Starliner capsule again.

The world of Sailor Moon does not just relate to our own solar system, but the many unknown planets from the original story ...

NASA astronauts Suni Williams and Butch Wilmore are giving their first press conference since they landed. Follow Newsweek's live blog for updates.

NASA astronauts Butch Wilmore and Sunita Williams, who were stuck in space for more than nine months, are speaking out after ...

Fram2, a first-of-its-kind private mission to send four astronauts into polar orbit around Earth, is about to launch ...

One of the most powerful objects in the universe is a radio quasar—a spinning black hole spraying out highly energetic ...

As well as that, April on Pluto is a month-long celebration of Earth Day, with the streamer releasing a bunch of breathtaking ...

Venus—a hot planet pocked with tens of thousands of volcanoes—may be even more geologically active near its surface than ...