For the better part of a century, we believed there were nine planets in our solar system, with Pluto being the farthest from the sun. Since the discovery of more Pluto-sized dwarf planets, that ...

Scientists have been receiving X-ray signals from the Helix Nebula for decades, but now they believe it may hide a horrifying ...

Astronomers have long suspected that there was at least one exoplanet orbiting Barnard's Star — a red dwarf with a mass ...

An curved arrow pointing right. Astronomers at the La Silla Observatory in Chile discovered three planets orbiting a dwarf star called TRAPPIST-1. These planets are much closer to TRAPPIST-1 than ...

The planets are all too hot for life as we know it, but astronomers haven’t given up searching for more planets in Barnard's ...

Barnard’s Star is located just 6 light-years away from us. It is the closest single star to the Sun and the fourth closest ...

Last year, astronomers announced that a planet orbits Barnard’s star. Now, researchers have confirmed the existence of three more.

Many planets have moons, and some planets have many moons - Saturn has more than 50. The Earth has just one moon - the Moon. Pluto is a dwarf planet. As the name suggests, a dwarf planet is ...

Floating around at the edge of the Solar System are leftovers from its formation. This is the Kuiper Belt, which is composed of chunks of rock and ice like comets, dwarf planets, and random objects ...

Our home, planet Earth, is part of a system of bodies that orbit a central star – the Sun. This solar system consists of four inner rocky planets and four outer gas giant planets as well as an ...

Astronomers used the powerful James Webb Space Telescope to sleuth out some of these objects, called brown dwarfs, in a ...