What is a brown dwarf star? These formations often defy classification, blurring the line between planets and stars.

Was Ceres born in the main asteroid belt, or did it migrate there from the outer solar system? The answer is buried in data ...

Most of the exoplanets we've discovered orbit red dwarf stars. This isn't because red dwarfs are somehow special, simply that ...

Do aliens sleep? You may take sleep for granted, but research suggests many planets that could evolve life don’t have a day ...

LTT 1445 Ac is roughly the size of Earth and about 22 light-years away in the constellation Eridanus. The planet orbits the ...

The dwarf planet Ceres has a diameter of almost 1,000 kilometers and is located in the asteroid belt. In the television ...

Scientists have used data from a long-retired NASA Dawn spacecraft to solve the mystery surrounding the origins of the strange dwarf planet Ceres. Ceres currently resides in the main asteroid belt ...

Photosynthesis changed Earth in powerful ways. When photosynthetic organisms appeared, it led to the Great Oxygenation Event.

Data from NASA's Dawn space probe calls into question assumptions about the origin of Ceres in the outer solar system. The ...

A detailed exoplanet survey published in 2013 estimated that 41 percent of M-dwarf stars have a planet orbiting in their “Goldilocks” zone, the distance at which the planet has the right ...