Interstellar comet 3I/ATLAS accelerates mysteriously, raising questions about its origin and what it means for humanity.

The universe's first galaxies were hot messes, according to a recent study. During their younger days, they were wild, chaotic bundles of turbulent gas, churned up by huge gulps of intergalactic gas, ...

Are we truly alone—or just unable to hear anyone else? A NASA scientist suggests alien tech may exist, but not in the form we've always imagined.

One of those ground-based telescopes is the Rubin Observatory, named after famed astronomer Vera Rubin. Unlike other ...

In a groundbreaking discovery, scientists have detected the building blocks of life in ice outside the Milky Way for the ...

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Astronomers from the International Centre of Radio Astronomy Research (ICRAR) have released an incredible image of the Milky Way shining in low-frequency radio light, revealing a spectacular realm ...

If it is a galaxy, it would be the oldest known galaxy in the cosmos, but it could also be a brown dwarf or an early black hole.

APM 08279-5255 is a massive black hole (quasar) that contains about 140 trillion times the amount in all of Earth’s oceans ...

Of all the posited answers, experts say the Dark Forest hypothesis seems less likely to be correct. It’s possible that ...

JWST observations show that early galaxies were chaotic, gas-filled systems rather than stable disks. Researchers from ...

NASA's Hubble Space Telescope explores the evolution of spiral galaxy UGC 10043 through images taken 23 years apart, in 2000 ...