Astronomers may be able to identify possible Dyson swarms by looking for unusually cold, clean infrared signals around ...

NASA’s Psyche spacecraft used Mars’ gravity to gain speed on its journey toward a strange metal-rich asteroid deep in the ...

Astronomers from Italy and Brazil have investigated a nearby red dwarf star known as Ross 318 and have discovered an ...

James Webb Space Telescope reveals weather patterns from how planet WASP-94 A b filters the light of its parent star.

JWST observations reveal dramatic cloud cycles on exoplanet WASP-94A b, offering unprecedented insight into alien weather and ...

NASA's exoplanet-hunting spacecraft TESS, or Transiting Exoplanet Survey Satellite, has released its most complete view of ...

Over billions of years, a planet will have encountered all the small bodies in its vicinity enough times to clear its orbit of them.

A decade ago, we spotted an exoplanet that could be the most habitable world yet discovered. Now we're about to find out if ...

The gorgeous astrophotographs highlight the dazzling night sky and remind viewers what we risk losing to light pollution ...

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In space, no one can hear you scream, or hear anything else for that matter. But it’s different for robotic explorers.

A mysterious comet from beyond our solar system is giving astronomers a rare glimpse into alien worlds — and it may have formed in a place far colder and stranger than anything around our Sun. The ...