Deep-field images from NASA's James Webb Space Telescope revealed 300 unusually energetic early galaxy candidates, offering ...

The Phantom Galaxy (M74) has been imaged in infrared and optical light using the James Webb Space Telescope and Hubble Space ...

Astronomers using JWST have detected a giant exoplanet in the habitable zone of Alpha Centauri A, our nearest Sun-like star.

Astronomers had hoped to observe an atmosphere on one of the seven planets known to orbit Trappist-1, a red dwarf star. A new ...

If Earth needs to borrow a cup of sugar, it's comforting to know that there may be a convenient, possibly habitable, world orbiting Alpha Centauri only 4.34 light years away – at least, if the ...

The Webb telescope found that a far-off little red dot is the oldest known black hole, shrouded by gas that could help explain the ruby color.

As another world around TRAPPIST-1 shows no signs of an atmosphere, astronomers urge us not to give up hope for an Earth-like ...

NASA has shared new details about 3I/ATLAS. It is an interstellar object moving at 209,000 km/h. Hubble images show it is ...

The recent discovery of a potential gas giant circling the nearby star Alpha Centauri A has led to speculation that it may be ...

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A bright flash of radio waves from 3 billion years after the big bang is illuminating parts of the universe that astronomers ...

Any trip to the dark night skies of our Southern California deserts reveals a vista full of wonder and mystery — riddles that astrophysicists like myself spend our days unraveling.