BioSentinel will test the effects of cosmic radiation on living organisms during long-term spaceflight.
NASA and Roscosmos are investigating yesterday's troublesome spacecraft leak, which could affect the astronauts' ride back to Earth.
A whole lotta wonderful and weird things happened in spaceflight this year, providing no shortage of spectacular visuals.
Had the private launch been successful, it would have been the first time a methane-fueled rocket flew to Earth orbit, a goal that SpaceX is also pursuing.
Coolant spewed out from the docked Soyuz spacecraft for hours, causing the postponement of a Russian spacewalk.
Sierra Space is in the midst of developing an inflatable astronaut module for its planned Orbital Reef space station.
Hakuto-R is attempting to become the first private mission to safely land on the Moon. It's early days, but the Japanese mission is off to a good start.
Orion’s 25.5-day lunar journey sets the stage for humans to once again walk on the Moon.
The lunar mission broke the record as the farthest any spacecraft designed to send humans to space and back has traveled before.
ThinkOrbit's ambitious project could be used to manufacture computer chips and other products in space.
A Long March 6A rocket lifted off in November to deliver an environmental monitoring satellite.
If it lands on the Moon, Hakuto-R will be the first private mission to accomplish such a feat.
NASA administrator Bill Nelson recently asked SpaceX president Gwynne Shotwell if Elon's Twitter acquisition is serving as a "distraction" at the rocket firm.
The space agency paid homage to the Apollo missions and Frank Sinatra's "Fly Me to the Moon."
The Orion spacecraft landed in the Pacific on Sunday, bringing the historic lunar mission to a close.
After 25.5 days in space and 1.3 million miles traveled, Orion is back home following the thrilling debut of NASA’s Artemis program.
The space agency is eager to change the current batch of spacesuits following recent incidents of dangerous water leaks.
The Artemis 1 spacecraft is returning from its historic trip to the Moon, with splashdown scheduled for Sunday, December 11 at 12:40 p.m. ET.
SpaceX's Starship megarocket will be used for the unprecedented dearMoon mission, currently scheduled to blast off in 2023.
NASA’s Artemis 1 trek to the Moon is coming to a close, but for the capsule recovery team, its mission is just about to begin.
