A tiny, dense stellar corpse in a nearby galaxy is pumping out so much energy that, on paper, it should have blown itself apart long ago. The object, cataloged as M82 X-2, blazes in X-rays up to ...

Primordial black holes could rewrite our understanding of dark matter and the early universe. A record-breaking detection at ...

How Donald Trump tried to ground NASA’s science missions ...

The "Cosmic Grapes" galaxy formed just 900 million years after the Big Bang, revealing a never-before-seen structure.

When astronomers look out into the cosmos, they see supermassive black holes (SMBH) in two different states. In one state, they're dormant. They're actively accreting only a tiny amount of matter and ...

Sandisk Corp. is initiated with a Buy rating, driven by structural AI and NAND flash tailwinds, despite recent blistering rallies in its share prices. Rising AI inference workloads and expanding model ...

Cloud-9, shown in magenta. The circle represents the region where researchers focused their search for stars—the peak of radio emission. NASA, ESA, VLA, Gagandeep Anand (STScI), Alejandro ...

"It is exciting to think that Little Red Dots may represent the first direct observational evidence of the birth of the most massive black holes in the universe." ...

Saturn and the moon will appear close together in the night sky in an event known as a conjunction. The celestial event will be visible for one night on Friday, January 23, after sunset. To see the ...

Scientists and NASA officials insist the object is a natural comet, not alien technology. Recent observations found no radio signals from the comet that would suggest it was artificial. The comet made ...

Astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spacecraft. 3I/ATLAS was confirmed as the third known object to enter our solar system from interstellar ...

Scientists confirmed that the interstellar comet 3I/ATLAS, which passed closest to Earth in December 2025, showed no detectable technosignatures strong enough to suggest it is an alien spacecraft.