Expedition 74 astronauts conducted science experiments, spacesuit maintenance, and spacecraft operations while the International Space Station received cargo deliveries and performed a reboost.

New lab experiments explore whether or not certain rudimentary lifeforms could exist in the hydrocarbon lakes and seas of Saturn's moon Titan ...

Following the early departure of Crew-11 in mid-January due to a medical concern, the International Space Station began February with a crew of just three. Two cosmonauts, Sergey Kud-Sverchkov and ...

NASA’s AVATAR experiment uses organ chip models from astronauts to study bone marrow and immune response in microgravity and ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The PICTURE-D instrument ...

An old NASA science satellite plunged uncontrolled from orbit and reentered over the Pacific on Wednesday. The U.S. Space Force said the Van Allen Probe A came in west of the Galapagos Islands.

NASA has thrown a lifeline to scientists working on a mission to visit an asteroid that will make an unusually close flyby of the Earth in 2029, reversing the Trump administration’s previous plan to ...

CAPE CANAVERAL, Florida -- April's total solar eclipse promises to be a scientific bonanza, thanks to new spacecraft and telescopes, and cosmic chance. The moon will be extra close to Earth, providing ...

Lawmakers defended NASA research efforts Wednesday at a hearing on President Donald Trump’s choice to lead the space agency. A bipartisan group of senators urged the White House on Wednesday to ...

SALT LAKE CITY –The head of NASA’s science directorate said the agency remains committed to using small satellites to carry out a variety of missions, although those plans face uncertain budgets. In a ...

For deep-space missions to the moon, Mars and beyond, one deceptively simple question drives some of NASA’s most complex engineering challenges: How do you keep enough fuel cold—and stable—long enough ...