When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Although astronomers have directly imaged a few dozen gas giants on the scale of Jupiter, Earth-sized planets are too small and dim to be directly imaged. That's not to say there's a shortage of Earth ...

Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first time, if more detailed analyses verify preliminary observations from the James Webb ...

For many years, astronomers have been looking for extraterrestrial life. In doing so, astronomers have narrowed their search ...

CAPE CANAVERAL, Fla. (NASA/CNN NEWSOURCE/WKRC) - Astronomers have announced a groundbreaking discovery that could change our understanding of the universe. A planet, similar in size to Earth, has been ...

At the beginning of the exoplanet age, the goals were fairly simple. The first was to find as many of them as possible to ...

That would make it thousands of times more massive than any moon orbiting a solar system plane  — so massive it could make ...

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 ...

The origin of super-Earths and sub-Neptunes has been revealed in a system of four young planets that are dramatically losing ...