Jupiter is the largest planet in the solar system. It's about 11 times wider than Earth with an equatorial diameter of 88,846 ...

A new "Tatooine-like" planet outside the solar system may orbit two failed stars, scientists reported Wednesday. Related ...

The relative quantities of volatile gases like methane and ethane can reveal key details about distant Kuiper Belt objects.

The Webb telescope has spotted exoplanets circling white dwarf stars, proving that planets can survive their star’s violent ...

Together, dwarf planets can help scientists learn a lot about ... Miriam Kramer Miriam Kramer worked as a staff writer for Space.com for about 2.5 years before joining Mashable to cover all ...

One of these dwarf planets actually orbits in between Mars ... Pluto's diameter is 1,477 miles (2,377km). With both celestial bodies being so similar in size, some consider Pluto and Charon ...

A screenshot of James’s animation “Planets and dwarf planets to scale in size, rotation speed & axial tilt in distance order from Sun”. Credit must be given to the creator. Only ...

Astronomers have detected methane in the nearest known T dwarf, offering new insight into its atmospheric composition. The study further highlights that the carbon abundance in the planet is ...

That changed in 2006 when the International Astronomical Union declared that the faraway orb was a dwarf planet due to its location, known as the Trans-Neptunian region, according to NASA.