The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...

The scene around WISPIT 2 is messy in a way that matters. Rings of dust circle the young star, gaps cut through the disc, and ...

Astronomers have observed two planets forming in the disk around a young star named WISPIT 2. Having previously detected one ...

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth than the hypothetical Planet X, which astronomers have been hunting for ...

Surprise, it's twins.

An artist's impression shows the "inside out" planetary system around the star LHS 1903. - ESA An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, ...

A scale model of the solar system, with each planet depicted in relief on individual square granite markers installed atop concrete bases embedded in the ground. Each planet bears a laser etched ...

Astronomers have long suspected that an enormous, unseen planet is hiding somewhere far beyond Neptune, quietly shaping the orbits of icy objects at the edge of our solar system. Now, a new generation ...

Planetary scientists have long debated where the material that formed Earth comes from. Despite its location in the inner ...