The team discovered that the surface might contain liquid water, an essential ingredient for life. Astronomers from the University of California, Irvine have discovered a planet orbiting within the ...

Astronomers recently detected a stray quasi-moon in our planet’s orbit, but it's hardly the first stowaway to hang out around ...

Scientists found two Earth-sized planets and a third candidate orbiting a nearby double star system, TOI-2267.

In a surprising twist to our understanding of exoplanetary systems, astronomers have uncovered three Earth-sized planets ...

Well, now astronomers are revisiting these questions following the discovery of a possible atmosphere around an Earth-sized planet about 40 light years away. The exoplanet is called Trappist-1e and ...

A newly detected super-Earth just 20 light-years away is giving scientists one of the most promising chances yet to search ...

You may have heard a lot of online chatter about Earth's two moons recently, but that doesn't quite get the discovery right. Earth still only has one true natural satellite — our 2,159-mile-wide moon ...

Scientists have identified three Earth-sized planets orbiting two stars in the TOI-2267 system. Remarkably, planets transit ...

The object is called 2025 PN7, and it was spotted on Aug. 2, 2025, by the Pan-STARRS telescope in Hawaii. Even though it was just discovered, earlier data shows it's been in this unusual orbit for ...

A newly discovered, remarkably well-preserved impact crater is shedding fresh light on how extraterrestrial bodies collide ...