In the world of black holes, there are generally three size categories: stellar-mass black holes (about five to 50 times the ...

A SpaceX launch of an advanced GPS satellite for the U.S. Space Force was scheduled for a 1:23 p.m. ET Friday launch from ...

The Mars Reconnaissance Orbiter (MRO), launched by NASA in 2005, is orbiting Mars tasked with studying its atmosphere, ...

Elon Musk is leaving Washington after a short but turbulent stint in government and getting back to his numerous businesses, ...

NASA and the European Space Agency launched an astronomical revolution. When the Space Shuttle Discovery roared into the sky ...

America's space dominance has been built largely in Louisiana and Mississippi. But the current budget could mean cuts for the ...

The next phase of testing is set to begin for NASA's crewed Artemis program, which aims to return humans to the moon, the ...

NASA scientists have discovered evidence that could help answer questions surrounding the history of water loss on Mars.

I'm incredibly excited, as part of the Ars Live series, to host a conversation with some of the very best space reporters in ...

The antigravity treadmill, which has benefits in space and on Earth, was pioneered by Robert Whalen at NASA's Ames Research ...

Taylor Jenkins Reid recalls a moment writing her new novel, “Atmosphere: A Love Story,” set against NASA’s robust 1980s ...

Suni Williams and Butch Wilmore, the NASA astronauts who lived at the International Space Station (ISS) for 286 days ...