Mathematicians calculated where the planet might be based on its effects on Uranus, and astronomers searched for less than an ...

An exoplanet orbiting a dwarf star 124 light-years from Earth made headlines around the world in April 2025. Researchers at ...

What can sub-Neptunes, exoplanets whose sizes are between Earth and Neptune, and which are between the known for their water-rich compositions, teach astronomers about both where and how to find life ...