Astronomers have spotted a Saturn-sized world drifting through a region of space that theory once said should be almost empty ...

Scientists have used data from NASA's retired planet-hunting space telescope 'Kepler' to discover that small and large worlds have very different upbringings. The team found that larger planets on non ...

An illustration shows what exoplanet K2-18b might look like based on data from NASA's James Webb Space Telescope. K2-18b is 8.6 times as massive as Earth, orbits the cool dwarf star K2-18 in the ...

The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

WASHINGTON, July 7 (Reuters) - Scientists are tracking a large gas planet experiencing quite a quandary as it orbits extremely close to a young star - a predicament never previously observed. This ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such signals have arrived, no RNA instructions lurk in the static, and no shared ...

WASHINGTON (Reuters) -In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest signs yet of possible life beyond our solar system, ...

WASHINGTON (Reuters) -In May 2020, astronomers for the first time observed a planet getting swallowed by its host star. Based on the data at the time, they believed the planet met its doom as the star ...

Astronomers using the James Webb Space Telescope (JWST) have identified what they describe as the most compelling evidence so far for biological activity beyond Earth. The findings focus on the ...