Dimethyl sulfide is cool—and a potential biosignature—but scientists are urging caution before we declare a plankton party ...

Jupiter is the largest planet in the solar system. It's about 11 times wider than Earth with an equatorial diameter of 88,846 ...

Marine phytoplankton — also known as ‘microalgae’ — live in the ocean (as the label “marine” suggests) and they generally die ...

While the discovery made by JWST is undeniably a “revolutionary moment” for us, it is not an Archimedes-type “eureka” moment.

Scientists know of over a dozen planets that orbit twin stars like the fictional "Star Wars" desert planet Tatooine. More ...

A new "Tatooine-like" planet outside the solar system may orbit two failed stars, scientists reported Wednesday. Related ...

K2-18b is an exoplanet orbiting a red dwarf star called K2-18, chilling 124 light-years away in the Leo constellation. It’s ...

Scientists have detected possible biosignature gases in the atmosphere of exoplanet K2-18 b -- gases produced only by life on ...

A molecule detected on a planet 124 light-years away is produced on Earth by decaying phytoplankton and other microbes. There ...

The image of Luke Skywalker gazing wistfully across the desert of Tatooine while a pair of “suns” set on the horizon is among ...

Pluto is undoubtedly the most famous of all the dwarf planets, because it was once considered part of the main lineup of planets in our solar system. But there are… ...