WD 1856+534b—a freezing world with a surface temperature of -125 degrees Fahrenheit—exists where planets are normally scoured ...

A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery ...

Giuseppe Piazzi discovered Ceres, the largest object in the asteroid belt, in 1801, making it the first of its kind. Since ...

At the center is the sun, a yellow dwarf star that contains 99.8% of the solar system's mass. Everything else — from the eight major planets to dwarf planets, comets, asteroids, and icy objects ...

This exoplanet, which is roughly six times the mass of Jupiter (making it a "super-Jupiter"), was the first transiting planet known to orbit a white dwarf (WD) star. In a recent paper, an ...