Imagine walking through a forest where every leaf is deep red. On Kepler-186f, that’s not science fiction - it’s biology playing by a different rulebook.

After marking the 30th anniversary of the discovery of the first exoplanet around a sun-like star, we now look forward to ...

A study led by Howard Chen looks to explain what NASA space telescopes are missing in the search for life beyond Earth.

Astronomers have observed a planet that in some ways behaves more like a star — including a massive growth spurt unlike anything witnessed before in a free-floating planet. The rogue planet, which ...

Due to the lapse in federal government funding, NASA is not updating this website. This animation shows a kind of stellar explosion called a Fast-Evolving Luminous Transient. In this case, a giant ...

Due to the lapse in federal government funding, NASA is not updating this website. This animation shows the explosion of a white dwarf, an extremely dense remnant of a star that can no longer burn ...

Lauren Edgar has spent nearly two decades at NASA studying the moon and Mars, guiding rover missions and helping design lunar science for the Artemis program. Now, she's trading her role behind the ...

The age of exoplanets began in 1992, when astronomers detected a pair of planets orbiting a pulsar. Then, in 1995, astronomers discovered the first exoplanet orbiting a main sequence star. As NASA 's ...

A mysterious comet flying through our solar system may be doing more than just passing by—it could help explain how giant planets like Jupiter are born. At a major planetary science conference in ...

Forbes contributors publish independent expert analyses and insights. Laura Sirikul is a L.A.-based reporter covering film/TV and music.