Scientists have measured temperatures beneath the surface of Jupiter's volcanic moon Io, offering the first-ever glimpse of ...

This test is critical as Plato will need to be able to collect data and run its instruments without interference from ...

Night Sky This Week. Discover this week's must-see night sky events, moon phases, and stunning astrophotos. Sign up for our ...

This isn't the first time lightning has struck a rocket shortly after liftoff. When you purchase through links on our site, ...

The trio's Soyuz spacecraft will undock from the ISS at 3:02 a.m. ET on Sunday (July 26) and land on Earth about 3.5 hours later. A U.S.-Russian crew will return to Earth from the International Space ...

"The origin of these 'bullets' is a mystery." When you purchase through links on our site, we may earn an affiliate ...

Scientists can pore over these spectral fingerprints to reconstruct what elements created them and in what quantities.

"We have to do what we can to ensure that the country makes it through the challenges that we're dealing with here, and that ...

Tune in today, July 24, at 1:30 p.m. ET for a LIVE This Week In Space taping to mark the 50th anniversary of the Viking ...

While there are no hummingbirds flying around Antarctica, we can see what looks like a small, purple bird in a new satellite ...

Dinosaurs, Martians, and the fate of the human race? This could be more than your standard day at the office for the ...

Shock metamorphic effects' were visible at Uhackatik, a feature suspected to be a crater. Now scientists are looking at its ...