"If the ultimate result of this story is that the public is more circumspect about future claims of life detection, that's ...

An exoplanet discovered in 2020 contains the coldest temperatures ever measured on a planetary body, according to scientists.

Super-Earths, larger planets similar to Earth, are far more common across the universe than scientists previously believed, ...

At a frigid -125 degrees Fahrenheit (-87 degrees Celsius), WD 1856+534 b is the coldest planet ever directly observed, ...

A distant flicker of light from a star can reveal more than you might expect. In fact, a brief, subtle brightening in the sky ...

A team of astronomers claims to have sniffed out a “biosignature” in the atmosphere of a distant planet called K2-18b. But ...

Does alien life exist on an exoplanet? On TikTok, a University of Oxford astrophysicist cast doubt that extraterrestrial life ...

What's more, no exoplanets with emission spectra cooler than 275 K (1.85 °C; 35.33 °F) - comparable to Earth - have been ...

Super-Earths can exist in wider orbits around their parent stars than was previously believed, suggesting these Earth-like ...

A team of scientists has discovered that super-Earth exoplanets are more common across the universe than previously thought.

Comets that have hit Earth have been a mixed bag. Early in Earth's history, during the solar system's chaotic beginning, they ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers have detected a new ...