Planets larger than Earth but smaller than Neptune – so called sub-Neptunes – are the most common type of known exoplanet. It ...

Astronomers investigating 3I/ATLAS suggest its unique trajectory allows interstellar observers to detect Earth's industrial ...

Scientists confirmed that the interstellar comet 3I/ATLAS, which passed closest to Earth in December 2025, showed no ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory ...

On Jan. 11, 2026, I watched anxiously at the tightly controlled Vandenberg Space Force Base in California as an awe-inspiring ...

Among other things, the James Webb Space Telescope is designed to get us closer to finding habitable worlds around faraway ...

A group of Australian scientists have revealed how we may be able to learn to speak with aliens, and the answer is found ...

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp.

A Falcon 9 rocket carrying about 40 payloads, including NASA's Pandora exoplanet satellite, launched from California's ...