A new trans-Neptunian object, 2017 OF201, has been found with a vast orbit and potential dwarf planet size. The finding hints ...

Is the future great planetary laboratory hurtling in our direction incognito, veiled in gloom and cold? That’s what ...

Most planet-forming disks have warps that can lead to planets on inclined orbits, which could explain where the tilt of Earth ...

The solar system lost its ninth planet back when Pluto was demoted to a dwarf planet, but research might indicate that there ...

Astronomers may have demoted Pluto from full-fledged planet to dwarf status, but evidence suggests the solar system may still ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an ...

Recently, the field of astronomy has been quite lively, as new discoveries from Kepler data have directly overturned our previous understanding of planetary orbits!

The coldest planet in the Solar System is Uranus, which is surprisingly colder than Neptune due to its unique internal heat ...

Astronomers have picked up evidence of an Earth-sized world, distinct from the previously hypothesised Planet Nine and Planet ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

Studying the orbits of thousands of exoplanets shows that large planets tend to have elliptical orbits, while smaller planets tend to have more circular orbits. This split coincides with several other ...

A rocky, Earth-size planet located in our Milky Way galaxy may have an atmosphere around it, according to new research, ...