A NEWLY discovered rogue planet without a host star like the sun to orbit around has been detected dashing through space on ...

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

Across the Milky Way, planets slightly larger than Earth but smaller than Neptune appear around most stars. Yet our own solar ...

Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

Just because Pluto was ruled out as a planet in 2006 doesn’t mean our solar system only has eight planets. The search for Planet Nine is far from over as scientists continue to uncover clues ...

With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

The newly discovered TOI 451 planetary system features three planets orbiting the same sun. CREDIT Illustration courtesy of NASA/Goddard Space Flight Center A newly discovered planetary system will ...

Astronomers have directly observed a free-floating planet, comparable in mass to Earth, roaming the Milky Way. Discovered via ...

An international team of astronomers have taken what they claim is the first-ever image of a multi-planet system around a Sun-like star. While plenty of images exist of a single planet orbiting a star ...

If you are a budding astronomer or simply enjoy watching the sky through a telescope, you probably have an interest in all of the planets in our solar system. There are a total of eight planets, ...

Theoretically, there is room for thousands. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The solar system contains eight planets: Mercury, ...

Some 3,000 light years away from Earth, researchers believe they have found an Earth-size exoplanet orbiting a sun-like star. The star is known as Kepler-160, and it was observed during NASA’s ...