Astronauts

Lt. Kayla Barron never imagined she might become an astronaut until she served on a submarine.

While their husbands serve on the International Space Station, wives help NASA understand the impact of long separations.

"We are bringing the glamour back" to the space program, Trump said Friday.

Together, the retired Navy captains constituted the starkest nature-versus-nurture study in history.

Three astronauts returned to Earth on Thursday after nearly six months aboard the International Space Station.

Col. Jack Fischer, selected in 2009 as an astronaut, recently returned from a mission on board the International Space...

An Army brat, Collins graduated from the U.S. Military Academy in 1952 with an Air Force commission.

When NASA opened its application process in December 2015, Marine Maj. Jasmin Moghbeli knew she was ready to apply.

The second American to orbit the Earth and one of the last surviving original Mercury 7 astronauts has died.