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

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

In a remarkable cosmic event observed on November 2, 2025, scientists had the rare opportunity to witness a dead star ...

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 ...

A team of astronomers used the James Webb Space Telescope to create the first 3D atmospheric map of an exoplanet. The fiery WASP-18b, a massive “ultra-hot Jupiter,” revealed striking temperature ...

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

Jared Isaacman has been renominated to lead NASA, and a document outlining his vision for the agency has been leaked to the ...

Geoengineering startup Stardust Solutions says it has raised $60 million to lay the groundwork for tech that could be used to ...

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 ...

Futuristic sun-reflecting technology could be effective at cooling the planet, says the United Kingdom’s top science academy ...

As the world approaches critical tipping points, a comprehensive global scientific report shows that resilience—the ability ...