All year long, these moments captivated the public, demonstrated dangerous trends, and pushed research and innovation forward ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

NASA’s Hubble Telescope observed repeated asteroid collisions in Fomalhaut’s planetary system, identifying debris clouds cs1 ...

Everyone's favorite interstellar comet, 3I/ATLAS, flew past Earth overnight, coming within about 168 million miles (270 million kilometers) of our planet.

NASA's Perseverance Mars rover may soon set a record for the longest distance driven on another planet.

Dec. 19 (UPI) -- Comet 3I/ATLAS passed its nearest point to Earth early Friday and approaching within 168 million miles. After its brief visit Friday the interstellar object 3I/ATLAS will head back ...

A new analysis of data from NASA’s Cassini spacecraft may upend Titan’s status as an ocean world. But it might still have ...

In one of its most puzzling observations to date, NASA’s James Webb Space Telescope (JWST) has revealed an exoplanet so bizarre it challenges the foundations of planetary science. Known as PSR ...

One side of TOI-561 b is constantly locked towards its star, and the observations showed that this face is very cool for such a closely orbiting planet. A thick atmosphere must be transferring heat ...

Pluribus Episode 8 reveals the hive mind’s master plan, and it may have started long before the signal from Kepler-22b.

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will soon come as close to our planet as it ever will.

Researchers at the University of Arizona have captured a rare process by which life claims a brand-new environment.