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Astronomy Sep 20, 2024

X-Ray Imaging and Spectroscopy Mission unveils black hole and supernova remnant surroundings

The X-Ray Imaging and Spectroscopy Mission (XRISM) has revealed the structure, motion and temperature of the material around a supermassive black hole and in a supernova remnant in unprecedented detail. Astronomers presented ...

Astronomy Sep 18, 2024

Astronomers discover biggest ever seen black hole jets, which blast hot plasma well beyond their own host galaxy

Astronomers have spotted the biggest pair of black hole jets ever seen, spanning 23 million light-years in total length. That's equivalent to lining up 140 Milky Way galaxies back to back.

General Physics Sep 17, 2024

Black hole pairs may unveil new particles

In a paper published in Physical Review Letters this week, physicists from Amsterdam and Copenhagen argue that close observations of merging black hole pairs may unveil information about potential new particles. The research ...

Astronomy Sep 17, 2024

Hubble finds more black holes than expected in the early universe

With the help of NASA's Hubble Space Telescope, an international team of researchers led by scientists in the Department of Astronomy at Stockholm University has found more black holes in the early universe than has previously ...

Astronomy Sep 17, 2024

A wobble from Mars could be sign of dark matter, study finds

In a new study, MIT physicists propose that if most of the dark matter in the universe is made up of microscopic primordial black holes—an idea first proposed in the 1970s—then these gravitational dwarfs should zoom through ...

Astronomy Sep 16, 2024

Astronomers detect black hole 'starving' its host galaxy to death

Astronomers have used the NASA/ESA James Webb Space Telescope to confirm that supermassive black holes can starve their host galaxies of the fuel they need to form new stars. The results are reported in the journal Nature ...

Astronomy Sep 11, 2024

Astronomers discover a long-hidden small black hole in an unusually evolved binary system

Chinese researchers have discovered a promising mass-gap black hole using radial velocity and astrometry methods. The study was published online in Nature Astronomy on Sept. 10, and was conducted by a team led by Dr. Wang ...

Astronomy Sep 9, 2024

Hubble and Chandra find supermassive black hole duo

Like two Sumo wrestlers squaring off, the closest confirmed pair of supermassive black holes have been observed in tight proximity. These are located approximately 300 light-years apart and were detected using NASA's Hubble ...

Astronomy Sep 6, 2024

Massive merger: Study reveals evidence for origin of supermassive black hole at galaxy's center

The origins of aptly named supermassive black holes—which can weigh in at more than a million times the mass of the sun and reside in the center of most galaxies—remain one of the great mysteries of the cosmos.

General Physics Sep 6, 2024

Why are black holes stable against their own gravity?

Neutron stars are timelike matter with a maximum mass of about 2.34 solar masses in quantum chromodynamics (the strong color force). Black holes are spacelike matter that have no maximum mass, but a minimum mass of 2.35 solar ...

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