About 50 light-years from Earth, a gas giant about half the mass of Jupiter orbits a sunlike star. The discovery of Pegasi 51 ...

An international team of astronomers has identified a rare, potentially habitable super-Earth just 19.5 light-years from ...

The James Webb and Very Large telescopes spotted a free-floating planet accreting material at a record rate, displaying ...

What's the best way to reveal what an exoplanet is made of? Wait for it to get gravitationally shredded and engulfed by its ...

A chemical "anomaly" revealed through an analysis of meteorites may have led to finding the first existing evidence of "proto Earth." ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered that aging stars in their so-called "red giant" phase are even more destructive to their orbiting planets than ...

Is a sun a star or a planet? While science now agrees the sun is a star, new telescopes may soon challenge how we define ...

Washington, DC— Our galaxy’s most abundant type of planet could be rich in liquid water due to formative interactions between ...

TOI-2267 is made up of two small and cool stars. The team confirmed the presence of two exoplanets, and there is strong ...

“If you build a map at a wavelength that water absorbs, you’ll see the water deck in the atmosphere, whereas a wavelength ...

In “Citizen Science in Astronomy (Part 7),” SETI Institute astronomers Dr. Franck Marchis and Dr. Lauren Sgro highlight two rare and compelling discoveries and the crucial role of citizen scientists ...

Columbia researchers say we haven't even begun to explore the possible consequences of stratospheric aerosol injections.