About 50 light-years from Earth, a gas giant about half the mass of Jupiter orbits a sunlike star. The discovery of Pegasi 51 b ushered in a new era of exoplanet research.

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

In the beginning, when planets were newborn, they glowed like furnaces, vast oceans of molten rock wrapped in heavy blankets ...

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

The Senate's report supports Space.com's findings, stating, "as early as June 2025, NASA began 'implementing immediately' ...

Tests on olivine hint that water-rich exoplanets could generate H2O internally, possibly explaining ocean worlds and even some of Earth’s early water.

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

New experiments show young rocky planets can generate water naturally when molten surfaces react with hydrogen in their early atmospheres.

This is the message of the sixth issue of the annual "State of the Climate" report. The report was prepared by an ...

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

Astronomers have observed a free-floating planet accreting massive amounts of gas and dust, shedding new light on planetary formation.

2024 may have been Earth's hottest year in at least 125,000 years, according to a grim climate report published Wednesday (Oct. 29) that describes our world as "on the brink" and warns its "vital ...