An amateur astronomer has discovered a previously unknown moon around Jupiter after poring over old telescope images, a major first.
An attempt to figure out how much emission Jeff Bezos' jaunt into space will produce and whether we should be concerned about it
The world's richest man, Jeff Bezos, will blast into space in his first-ever suborbital flight. But what does that mean, and does it even matter?
After more than a month offline in orbit, the famed Hubble Space Telescope is back in action and snapping photos of the cosmos.
After more than a month in safe mode, the Hubble Space Telescope is back online. A wonky power regulator circuit may be to blame.
New images obtained by the Event Horizon Telescope (EHT) reveal a powerful jet ejected from a supermassive black hole in unprecedented detail.
Why is the universe the way it is? Over the years, scientists have explored many ways to explain the cosmos, leading to some crazy-sounding ideas.
Despite numerous attempts, astronomers have not yet confirmed the detection of an exomoon, a moon orbiting a planet around a distant star.
Astronomers have discovered a quartet of teenage planets, according to data from NASA's TESS telescope.
NASA scientists have mapped the dynamic, ever-shifting lakes beneath Antarctica in more detail than ever before.
Atoms are the building blocks of all matter in the universe, but how many are there in the part of it we can see from Earth?
Sobering images from space show the impact of devastating floods in Germany and Belgium that have left more than 100 people dead.
Today (July 16), Space Chat will explore what's new in space, including Blue Origin and Virgin Galactic's suborbital spaceflights, giant megacomets and more!
Methane tends to only be made by biological life, so scientists are wondering if the source is from alien microbes.
Theories that attempt to resolve the so-called black hole information paradox predict that black holes are much more complicated than general relativity suggests.
Recent developments at the forefront of astronomy allow us to observe that planets orbiting other stars have weather.
China's Zhurong Mars rover has given us nice, up-close looks at some of the hardware that helped it land safely on the Red Planet two months ago.
A dazzling new animation puts you aboard NASA's Juno spacecraft during its epic flybys last month of Jupiter and the huge moon Ganymede.