NASA scientists have sought to understand planet Jupiter, the gas giant whose mass is more than the rest of the planets in ...

Vesta, thought to be the second-largest asteroid in the solar system, could be a piece of an ancient, unknown planet, a new ...

Exoplanets orbit stars outside of our solar system. Sub-Neptunes refer to planets between the size of our solar system's largest rocky planet, Earth, and the smallest gas giant, Neptune.

A rare and dramatic scene unfolds 140 light-years from Earth. A rocky planet, once whole, is now crumbling to dust under the brutal heat of its host star. The planet, labeled BD+05 4868 Ab ...

Astronomers from MIT have uncovered a dramatic celestial spectacle: a Mercury-sized exoplanet that is rapidly disintegrating ...

Exoplanets orbit stars outside of our solar system. Sub-Neptunes refer to planets between the size of our solar system's largest rocky planet, Earth, and the smallest gas giant, Neptune.