The planet, known as GJ 251c, orbits a red dwarf star 18.2 light-years away in the constellation of Gemini, the Twins. The ...

The view of Earth from space is famously familiar—bright blue ocean, swirling gyres of white clouds, touches of terrestrial ...

Earth" less than 20 light-years from our own planet is offering scientists new hope in the hunt for other worlds that could ...

When the balance in reflectivity shifts, “the whole circulation of the climate will shift in order to transport energy from ...

The world, dubbed GJ 251 c, sits 19.6 light-years from Earth and appears to be almost four times our planet’s mass — a “super ...

Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...

The Earth’s atmosphere is experiencing an accelerated rate of atmospheric escape, leading to a faster loss of gases into space than previously observed. This revelation, founded on recent scientific ...

As telescopes have become more powerful, we’ve been finding tons of “exoplanets”—planets orbiting faraway stars. One such planet, known as exoplanet TRAPPIST-1 d, has intrigued astronomers looking for ...

JWST observations of exoplanet TRAPPIST-1d reveal a lack of a substantial, Earth-like atmosphere, as indicated by a "flat" spectral signature lacking typical atmospheric molecule fingerprints (e.g., ...

A distant exoplanet might have an atmosphere similar to Earth's, early observations from the James Webb Space Telescope (JWST) suggest. It is part of a group of planets orbiting a star called TRAPPIST ...

Venus is often known as Earth’s twin because it is the closest planet to Earth in size, mass, and composition. Both are rocky ...

The ocean's smallest engineers, calcifying plankton, quietly regulate Earth's thermostat by capturing and cycling carbon.