Astronomers have detected one of the darkest objects ever seen at a record cosmic distance—only with the assistance of ...

With water being so important to life on Earth, scientists often look for it on exoplanets. But some of those worlds might ...

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

A team of astronomers has attempted to track the path of interstellar object 3I/ATLAS back into the past, tracing its path ...

Asteroid ‘Families’ Reveal Hidden Histories and Impact Risks across the Solar System ...

We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

From lava worlds to gas giants, NASA says the variety of these worlds is staggering—and that signs of a further 8,000 distant ...

Our Solar System hides worlds of fire and ice, storms that outlast civilizations, and mysteries still beyond human reach.

The asteroid belt may seem permanent, but it is far from static. Its slow decline reveals a more violent past when more ...

Astronomers have long thought the universe should look generally the same in every direction, but an anomaly in the radiation ...

The James Webb Telescope measured a potential moon-forming disk encircling an exoplanet, NASA recently announced, inviting researchers to observe and study moon formation as it happens, while ...