NASA's Nancy Grace Roman Space Telescope is poised to make a major leap in the hunt for worlds outside our solar system, ...

Astronomers discovered an exoplanet, WASP-94A b, with split weather patterns that changed its apparent chemistry and cloud structure.

Astronomers have spotted clouds of vaporized sand on an exoplanet. And, weather radar data reveal insects in U.S. skies—100 ...

The familiar concept of a planetary core, a small, dense metallic heart we take for granted, may be the exception rather than ...

A planet so distant that its starlight began traveling toward Earth around the Middle Ages has given one University of Cincinnati graduate student the kind of first look astronomers wait years for.

Using NASA data and machine learning, scientists have found over 10,000 possible new planets in a single survey. In a new study, researchers used machine learning to perform a sweeping survey of data ...

Scientists may have discovered how extraterrestrial civilizations could actually detect and find Earth.

More than 6,000 exoplanets, or worlds beyond our solar system, have so far been confirmed. The new technique involved analyzing old data from NASA's TESS satellite, focusing on fainter stars. Finding ...