Space

One of three current Army astronauts, Morgan is a combat veteran and emergency physician.

Some names floating around already include Guardians, Sentinels and Vanguards.

Capt. Stuart Shippee proposed to his girlfriend Marie Lisman by launching a weather balloon into space with a ring.

NASA astronaut Christina Koch spent nearly 11 months in orbit to set a record for the longest spaceflight by a woman.

Retired Admiral Gary Roughead said that the UFOs that appeared on videos recorded in 2004 and 2015 remain a mystery.

SpaceX launched 60 more mini internet satellites late Monday, this time testing a dark coating to appease stargazers.

The Starliner descended into the Army's White Sands Missile Range in the frigid predawn darkness.

It was supposed to be a crucial dress rehearsal for next year's inaugural launch with astronauts.

SpaceX made an early holiday delivery to the International Space Station on Sunday, bringing muscle-bound “mighty mice,” pest...