In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest ...

Astronomers have discovered a major sign of life — and “the first hints… of an alien world” on a distant planet orbiting ...

Scientists detect potential biosignatures on exoplanet K2-18b, marking what researchers call the "strongest evidence" yet of life.

As we celebrate Earth Month, we are kicking off a series of retrospectives on National Academies reports and activities ...

A Southwest Research Institute-led study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, ...

Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even ...

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

Of all the asteroids that become meteoroids by striking Earth's surface, only 4% contain abundant carbon. But scientists know ...

A Southwest Research Institute-led study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, ...

An international team of researchers may have answered one of space science's long-running questions—and it could change our ...

A new study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, finding evidence that it could be a giant rocky planet shrouded in a thick, hot atmosphere. TOI-270 d is ...