Astronomers have confirmed a new planet in one of the youngest solar systems ever found, thanks to University of Arizona ...

The scene around WISPIT 2 is messy in a way that matters. Rings of dust circle the young star, gaps cut through the disc, and ...

Astronomers have observed two planets forming in the disk around a young star named WISPIT 2. Having previously detected one ...

In a groundbreaking discovery, astronomers have confirmed the approach of a “wandering planet” into our solar system. This celestial event has sparked a flurry of scientific interest and speculation.

As the number of exoplanet detections has breached 6,000 and continues to grow, scientists are finding a wide variety of ...

Add Yahoo as a preferred source to see more of our stories on Google. Digital art of distant planet - Dottedhippo/Getty Images On August 24, 2006, our solar system lost a planet. It wasn't by ...

For some time, astronomers have theorized that there is a connection between planetary mass and rotation. In the solar system ...

Scientists may have discovered a dwarf planet far beyond Neptune — an unearthing that may disprove a longstanding theory about the possibility of a giant ninth planet. The dwarf planet's existence ...

A newly studied planetary system appears to break the expected order of worlds, revealing an unusual arrangement that current theories struggle to explain. “Many Vile Earthlings Munch Jam Sandwiches ...

LONDON — The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper's authors have ...

Earth is the planet we have the best opportunity to understand in detail—helping us see how other rocky planets behave, even ...

Exoplanet WASP-189b has revealed a direct chemical link between stars and planets, giving scientists new insight into how ...