Scientists did not find a robust atmosphere around TRAPPIST-1d, an Earth-size exoplanet many hoped would show signs of having air. Credit: NASA / ESA / CSA / J. Olmsted illustration As scientists ...

As telescopes have become more powerful, we’ve been finding tons of “exoplanets”—planets orbiting faraway stars. One such planet, known as exoplanet TRAPPIST-1 d, has intrigued astronomers looking for ...

If you’re in the mood for a road trip and have a few hundred million years to kill, we have the destination for you. About 40 light-years away, orbiting a dim, cool red star called Trappist-1 are ...

When evaluating possible planets out of the thousands out there, explained Prof. Bean, scientists look for liquid water as a main guiding principle. “All life on Earth needs liquid water, no matter ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. CAPE CANAVERAL, Fla. (AP) — The Webb Space ...

Learn how exoplanets are discovered, what makes planets beyond our solar system unique, and how they drive the ongoing search ...

Scientists have identified three Earth-sized planets orbiting two stars in the TOI-2267 system. Remarkably, planets transit ...

An international team of astronomers has confirmed the discovery of three Earth-sized planets in the binary star system ...