Giant Exoplanets in HR 8799 System Likely Formed Like Jupiter and Saturn The first exoplanet was discovered in the 1990s, but ...

After docking with the ISS, the latest crew visiting the orbital outpost were greeted by a cosmonaut wearing an alien mask.

After nine months of uncertainty, astronauts Butch Wilmore and Suni Williams are finally home. The return to Earth took place in the early hours of Tuesday, March 18, on NASA-Space ...

A legal battle over the deportation of Venezuelans ensues. A Texas midwife was arrested under the state's abortion trigger ban.

Just before a SpaceX capsule docked with the International Space Station (ISS) so two astronauts who found themselves in space unexpectedly for nine months could prepare to return to Earth, an 'alien' ...

Gentry Lee's eyes light up like comets when he starts talking about the wonders of space. His voice takes on a "Gosh, can you believe this?" tone. He becomes the little New York kid who wowed and ...

Suni Williams and Butch Wilmore are gearing up to return toE Earth on Tuesday after an unexpected nine months aboard the ISS, ...

But the two Nasa astronauts have been stuck in the International Space Station (ISS) since June after a raft of technical ...

Author of "Case Closed," Gerald Posner, spoke with NBC News' Gadi Schwartz about the newly-released records on the John F.

Stuck in space no more, NASA astronauts Butch Wilmore and Suni Williams returned to Earth on Tuesday, hitching a different ...