Black Hole News - SciTechDaily

New Astrophysics Model Unveils the Secrets of Long Gamma-Ray Bursts

Simons Foundation — Thu, 30 Nov 2023 23:53:45 +0000

Using state-of-the-art computer simulations, astrophysicists at the Flatiron Institute and their colleagues have sharpened our picture of how black holes may generate some of the...

From the Universe’s Dawn: NASA’s Discovery Sheds New Light on Supermassive Black Hole Origins

Chandra X-ray Observatory — Sat, 11 Nov 2023 06:20:21 +0000

Astronomers have found the most distant X-ray black hole, challenging our understanding of supermassive black hole formation in the early universe. Astronomers using NASA telescopes...

NASA Discovers Record-Breaking Supermassive Black Hole Over 13 Billion Light-Years Away

Chandra X-ray Center — Thu, 09 Nov 2023 03:19:07 +0000

A key indicator of a growing supermassive black hole – X-ray emission – has been found in an extremely distant galaxy. This galaxy, UHZ1, is...

M87’s Galactic Mystery: Stellar Explosions Line Up With Massive Jet

Scott Alan Johnston, Universe Today — Sat, 04 Nov 2023 21:56:35 +0000

Astronomers found a peculiar alignment of novae explosions with a massive jet in the M87 galaxy. Despite various theories, the exact reason for this alignment...

Cosmic Alchemy – New Findings Demonstrate That Supermassive Black Holes Alter Galactic Chemistry

National Institutes of Natural Sciences — Tue, 31 Oct 2023 23:38:58 +0000

Recent research has demonstrated that the supermassive black hole at the center of a galaxy can significantly influence the chemical composition of the host galaxy....

Black Holes in “Perfect Pairs” Balance Gravity and Cosmic Expansion

University of Southampton — Mon, 23 Oct 2023 23:35:51 +0000

Scientists theorize balanced black hole pairs can exist, appearing as one, thanks to the ‘cosmological constant’ balancing cosmic expansion and gravitational pull. Researchers from the...

Beyond the Event Horizon: Unraveling Supermassive Black Hole Evolution

Peking University — Sat, 21 Oct 2023 23:27:25 +0000

A study in Nature Astronomy reveals a synchronized co-evolution of supermassive black holes and their host galaxies, driven by shared gas supplies and consistent across...

Ripples in Spacetime: Unraveling the Secrets of Gravitational Waves

Shannon Brescher Shea, U.S. Department of Energy — Sat, 14 Oct 2023 19:48:50 +0000

When two black holes collide, the impact is so big that we can detect it all the way here on Earth. These objects are so...

From Quasars to Black Holes: Spectral Energy Puts Established Theories in Question

University of Science and Technology of China — Sun, 08 Oct 2023 03:28:07 +0000

Astronomers have discovered that a quasar’s spectral energy distribution isn’t affected by its brightness, challenging traditional theories and emphasizing the role of accretion disk...

M87’s Wobbling Jet: A Spin on Black Hole Mysteries

National Institutes of Natural Sciences — Wed, 04 Oct 2023 05:39:21 +0000

Researchers confirm the spin of the M87 galaxy’s supermassive black hole by observing the wobble in its jet, using two decades of data from global...

Echoes Across Space: The Universal Sound of Black Holes

Heidelberg Institute for Theoretical Studies (HITS) — Mon, 02 Oct 2023 21:17:36 +0000

Mysterious and inescapable, black holes rank among the most extraordinary entities in the universe. Scientists at HITS, Germany, have predicted that the ‘chirp’ noise generated...

Supermassive Black Hole’s Spin Verified – Einstein’s General Theory of Relativity Shines

Chinese Academy of Sciences — Sat, 30 Sep 2023 21:07:55 +0000

The M87 galaxy’s black hole exhibits an oscillating jet, confirming its spin, as deduced from a two-decade study aligning with Einstein’s General Theory of Relativity...

Challenging Previous Theories – Scientists Shed New Light on the Enigmatic Nature of Black Holes

University of Geneva — Wed, 27 Sep 2023 21:40:53 +0000

Utilizing sophisticated simulation technology, researchers from UNIGE, Northwestern University, and the University of Florida have shed light on the enigmatic nature of these celestial “beasts.”...

Gobbling Galaxies: Black Holes’ Speedy Feast Shocks Scientists

Northwestern University — Fri, 22 Sep 2023 12:48:51 +0000

New research reveals that supermassive black holes consume surrounding material faster than previously believed. This insight, derived from high-resolution simulations, could explain why quasars flare...

Stellar Feast: Ferocious Black Hole Consumes Three Earths’-Worth of Star Every Time It Passes

University of Leicester — Sat, 16 Sep 2023 15:34:46 +0000

Massive burst of X-rays detected by University of Leicester astronomers indicates material three times the mass of Earth burning up in a black hole. A...

Hyades Star Cluster Revelations: Earth’s Nearest Black Holes Uncovered

University of Barcelona — Mon, 11 Sep 2023 22:58:16 +0000

Black holes are one of the most mysterious and fascinating phenomena in the Universe. Researchers suggest the presence of several black holes in the Hyades...

Black Hole Snack Attack: NASA’s Swift Spies Sun-Like Star Being Consumed Bite by Bite

Jeanette Kazmierczak, NASA’s Goddard Space Flight Center — Sat, 09 Sep 2023 09:14:37 +0000

Scientists, using NASA’s Neil Gehrels Swift Observatory, have identified a black hole in a distant galaxy that appears to be recurrently consuming parts of a...

Ripped Apart: A Gigantic Black Hole Destroys a Massive Star

Chandra X-ray Center — Fri, 08 Sep 2023 14:09:41 +0000

Astronomers uncover details of a massive star, ASASSN-14li, devoured by a black hole, challenging previous theories and hinting at new methods for cosmic exploration. Researchers...

Peering Into the Cosmic Dawn: Researchers Detect the Host Galaxies of Quasars in the Early Universe

Kavli Institute for the Physics and Mathematics of the Universe — Tue, 05 Sep 2023 04:43:26 +0000

The James Webb Space Telescope has unveiled images that show, for the first time, starlight from two colossal galaxies with actively growing black holes, known...

Unveiling the Magnetic Mysteries of Black Holes: How Does “MAD” Accretion Form Around a Black Hole?

Chinese Academy of Sciences Headquarters — Sun, 03 Sep 2023 12:43:46 +0000

For the first time, a global team of scientists has uncovered the magnetic field transport processes in the accretion flow of a black hole, as well...

What Happened to All the Supermassive Black Holes? Astronomers Surprised by Webb Data

University of Kansas — Sat, 02 Sep 2023 19:47:20 +0000

James Webb Space Telescope survey reveals fewer supermassive black holes than presumed. A University of Kansas survey of a swath of the cosmos using the...

Cosmic Titans: Unveiling the Origin of Supermassive Black Holes

Ehime University — Sat, 02 Sep 2023 05:16:18 +0000

Black holes with exceptionally large masses—over a million times the mass of the Sun, known as supermassive black holes (SMBHs)—are commonly found in the universe...

Mysterious ASASSN-14li: Massive Star Obliterated by a Giant Black Hole

NASA’s Chandra X-ray Observatory — Sun, 27 Aug 2023 09:55:23 +0000

A giant black hole 290 million light-years away destroyed a large star and threw its pieces into space. NASA’s Chandra X-ray Observatory and ESA’s XMM-Newton...

Unraveling Cosmic Mysteries – New Method Proposed for Measuring Universe Expansion

Tata Institute of Fundamental Research — Mon, 07 Aug 2023 20:56:17 +0000

In 1929, astronomers discovered that galaxies are streaming away from us and each other. They interpreted this observation that the universe is expanding. However, when...