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.

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

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

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

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

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

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

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.

Astronomers have detected a rogue planet, Cha 1107‑7626, rapidly accumulating gas and dust at an unprecedented rate, challenging traditional planetary formation theories.

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

The Frontiers Planet Prize — awarded yearly to three international recipients — acknowledges “transformational research that shows the greatest potential to address the world’s most urgent ...