K2-18b is a sub-Neptune with water vapour, methane, and possibly DMS in its atmosphere. It’s 124 light-years away, in the habitable zone of a red dwarf star. It might be a water world, a mini ...

K2-18b is also smaller than Neptune, making it what astronomers refers to as a "sub-Neptune" planet that, while not present in our solar system, is what NASA says is among "the most common type of ...

An international team of astronomers reports the discovery of a new super-Neptune exoplanet orbiting a solar-type star. The newly detected alien world, which received the designation TOI-5005 b ...

That makes TOI-421b a standout among so-called "sub-Neptunes," planets larger than Earth but smaller than Neptune. ... SEE ALSO: These scientists think alien life best explains what Webb just found.

WASHINGTON, June 25 (Reuters) - In addition to providing a trove of information about the early universe, the James Webb ...

The space-based observatory has revolutionized the way we see space, and it can now add another remarkable accomplishment to ...