Astronomers have recently detected a rogue planet entering our solar system, marking a rare event that has sparked ...

NASA is tracking a mysterious, fast-moving object entering our solar system, raising questions about whether it's just a ...

Astronomers propose a new hypothetical planet, Planet Y, beyond Neptune, based on observed orbital anomalies in the Kuiper ...

The solar system has many more moons than the one we can see in the sky. But how many do we actually know about? And how many ...

Most planet-forming disks have warps that can lead to planets on inclined orbits, which could explain where the tilt of Earth's orbit came from.

The NASA OSIRIS-REx mission has successfully retrieved samples from the asteroid Bennu, and research on these samples is yielding fruitful results. As scientists hoped, Bennu is revealing detailed ...

Aliens may have been closer to Earth than first thought. New research from NASA reveals that Ceres, the dwarf planet in the ...

Bennu's parent body is part of the Polana family of asteroids. A history of collisions created Bennu, and its original parent ...

The near-Earth asteroid Bennu contains stardust that is older than the solar system and clues about its violent history, ...

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS.

Recent research suggests a warp in the orbital plane of Trans-Neptunian Objects (TNOs) between 80 and 400 AU, hinting at the ...

NASA’s OSIRIS-REx samples from asteroid Bennu reveal stardust, water-driven chemistry, and clues to life’s origins in the ...