The origin of super-Earths and sub-Neptunes has been revealed in a system of four young planets that are dramatically losing ...

For decades, Uranus and Neptune have remained among the least understood planets in the solar system. Their distance from ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

The planet Neptune has a large dark spot "with an unexpected smaller bright spot adjacent to it," inveru observations using ...

Astronomers have discovered two exoplanets around TOI-1453, a star about 250 light years away. These two exoplanets, a super-Earth and a sub-Neptune, are common in the galaxy, yet are absent from our ...

NASA's flagship James Webb Space Telescope has captured the first-ever images of auroral activity on Neptune, after years of tantalizing hints. The images in question of Neptune were captured by ...

A Neptune-sized planet closely orbiting its host star has just been discovered, making it only the fourth object of its kind ever identified. Scientists detected the planet, designated TOI-3261 b, ...