The James Webb Space Telescope spotted possible signatures for life in an exoplanet's atmosphere. Still, researchers caution ...

K2-18 b is 8.6 times as massive as Earth and with a diameter of about 2.6 times as large as our planet. It orbits in the ...

Scientists have found what they are calling the strongest sign yet of possible life beyond our solar system ... 8.6 times as massive as Earth and has a diameter about 2.6 times as large as our planet.

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they ...

A new model has been developed to simulate interstellar activity within our solar system and the nearby Alpha Centauri system ...

In a stunning new finding, astronomers have uncovered the strongest evidence yet of life existing beyond our solar system. Using the James Webb Space Telescope, researchers from the University of ...

Astronomers have found thousands of exoplanets — worlds beyond our solar system. Most of them are in single-star systems, ...

Scientists using the James Webb Space Telescope have obtained what they call the strongest signs yet of possible life beyond ...

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… ...

Carbon dioxide has been detected on a planet outside our solar system for the first time. The gas has been observed directly by the James Webb Space Telescope on four exoplanets, all belonging to ...

“[Planetary scientists] have thought our solar system is not standard in its spacings,” says astronomer Juliette Becker of the University of Wisconsin-Madison. In particular, the rocky planets ...