Scientists using NASA's James Webb Space Telescope have observed a rare type of exoplanet, or planet outside our solar system ...

Astronomers rarely see distant planets directly, instead tracking tiny stellar wobbles and fading light. How do these subtle ...

This interstellar vagabond is only the third large interstellar visitor that we have ever discovered — an asteroid or comet ...

The direction, distance and motion of the comet through the sky during its closest approach could have made it seem like it ...

But in this case, the companion is officially considered an exoplanet, not a star. The International Astronomical Union ...

Discovered in archival data, the newly identified exoplanet formed after the dinosaurs went extinct. In a finding that echoes ...

NASA ’s James Webb Space Telescope has found the strongest evidence yet that a small, rocky planet outside our solar system ...

"A single collision could have catastrophic long-term consequences," the authors explain, and we would not have long to avoid ...

A new discovery, made using the James Webb Space Telescope (JWST), may just be the weirdest exoplanet yet, possessing an ...

A surprising discovery has been unveiled by astronomers as they have categorized the 40,000th near-Earth asteroid.The recent ...

The rings of Saturn are normally thought to be flat, but measurements by the Cassini spacecraft show that some of their ...