Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

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

In this curious film, a pair of friends venture out into the desert to build an accurate to scale model of our solar system.

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

Nasa has discovered over 6,000 exoplanets - planets outside our Solar System and continue to search for Earth-like worlds ...

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

The milestone highlights the accelerating rate of discoveries, just over three decades since the first exoplanets were found.

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

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

By 2015, NASA announced that Kepler had discovered its 1,000th exoplanet. 2016 was a banner year for exoplanet detections with nearly 1,500 in that year alone. The total number reached 5,000 in March ...