A Soyuz booster rocket lifted off as scheduled from the Russia-leased Baikonur launch facility in Kazakhstan to put the Soyuz ...

A newly observed visitor from interstellar space is now prompting that same mix of scientific scrutiny and public speculation ...

The new space station crew includes American Chris Williams, who holds a Ph.D. in astronomy and is a board-certified medical ...

NASA astronaut Chris Williams and Roscosmos cosmonauts Sergey Kud-Sverchkov and Sergei Mikaev will arrive at the ISS just in ...

At the International Space Station, the trio will join NASA astronauts Mike Fincke, Zena Cardman and Jonny Kim, Japan ...

A Russian Soyuz MS-28 spacecraft blasted off for the International Space Station (ISS) on Thursday with two Russian ...

Kelly wrote on Facebook. "I upheld that oath through flight school, multiple deployments on the USS Midway, 39 combat ...

The United Nations (UN) has confirmed that Earth's planetary defenses will be observing the interstellar comet 3I/ATLAS as it ...

CAPE CANAVERAL, Fla. (AP) — A telescope in Chile has captured a stunning new picture of a grand and graceful cosmic butterfly ...

Residents of 10 U.S. states could have the opportunity to see the dazzling northern lights just in time for Thanksgiving.

A Soyuz-2-1a rocket carrying the NASA astronaut and two cosmonauts will launch the Soyuz MS-28 mission from the Baikonur ...