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

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 ...

Tidal forces from Earth, Venus and Jupiter may help keep the sun calm, reducing the risk of powerful solar storms that ...

The new image, which shows Earth along with an even smaller point of light coming from the moon, harkens back to Carl Sagan's ...

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

Scientists’ model indicates that dark matter inside gas giants could collapse into black holes detectable by observation.

Stargazers are excited as a rare planet parade is expected to happen this weekend bringing some of the main characters of our ...

The OSIRIS-REx mission, which delivered over 120 grams (4.2 ounces) of Bennu ’s soil to Earth in 2023, is the largest haul of ...

From its scorching temperatures to its oddball rotation, there's a lot to learn about the second planet from the sun.

Astronomers at UC Santa Cruz have developed a new model to better understand “steam worlds,” or water-rich sub-Neptunes—some ...

In September 2023, NASA's Origins, Spectral Interpretation, Resource Identification, and Security-Regolith Explorer ...

Scientists at Helmholtz-Zentrum Dresden-Rossendorf (HZDR) in Germany may have found an explanation for the sun's stability.