This material causes Titania and Oberon to have darker and redder leading hemispheres. These outer moons effectively shield ...

Using the James Webb Space Telescope (JWST), astronomers have peered deep into one of the Milky Way's most radiation-intense ...

An exoplanet 60 light-years away from Earth, known as 14 Herculis c, is thought to be the coldest one yet found, researchers ...

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Scientists using NASA's Hubble Space Telescope went looking for evidence of one phenomenon and found quite another.

How long does it take Pluto to orbit the sun? Learn more about how this planet makes one lap around our Solar System.

Astronomers have added two more exoplanets to a growing study aimed at finding out whether rocky worlds near small, faint ...

The moons that orbit Uranus are already known to have unusual characteristics: some are heavily cratered, others have ...

New Hubble observations reveal unexpected darkening on Uranus’ moons, challenging long-held assumptions about its ...

Instead, they found no evidence for darkening on the moons’ trailing sides, and clear evidence for darkening of the leading ...

NASA considers Hubble, which orbits 340 miles above Earth, ... Next year NASA plans to launch the more sensitive James Webb Space Telescope—but Hubble’s not done yet.

No telescope has basked in the night sky quite like the enormous new Vera Rubin Observatory. Here's what it could reveal ...