Lopsided “David and Goliath” Black Hole Merger With an Oddball Origin Story
Researchers suggest a novel process to explain the collision of a large black hole and a much smaller one. A lopsided merger of two black…
Black Hole
Universal Mechanism for Ejection of Matter by Black Holes Proposed
The process occurs in active-core nuclei. A molecular gas cloud that accumulates in the central region is blown away by radiation from the black hole’s…
Massive “Bang” in LIGO and Virgo Gravitational-Wave Detectors: Fabric of Space-Time Shaken by Binary Black Hole Merger
A binary black hole merger likely produced gravitational waves equal to the energy of eight suns. For all its vast emptiness, the universe is humming…
Quick ‘Bang’ Signals the Most Massive Gravitational-Wave Source Ever Detected
Scientists Detect First-of-Its-Kind ‘Intermediate-Mass’ Black Hole An international research collaboration including Northwestern University astronomers has witnessed the birth of an “intermediate-mass” black hole. This is…
Jets of Hot Gas Detected Blasting Out From Black Hole at the Heart of the Phoenix Galaxy Cluster
Radio astronomers have detected jets of hot gas blasted out by a black hole in the galaxy at the heart of the Phoenix Galaxy Cluster,…
Jaw Dropping Observations of Black Hole Devouring a Star Reveal Rapid Disk Formation
First clear confirmation of accretion disk formation in a tidal disruption event without x-ray emissions supports theoretical predictions. When a star passes too close to…
Astronomers Discover Continuous Infrared Winds During the Eruption of a Stellar Mass Black Hole
Until now, these flows of material had been detected only in other wavelength ranges, such as X-rays or the visible, depending on the phase in…
“Invisible Chimney” Phenomenon Explained: Spinning Black Hole Powers Jet by Magnetic Flux
A new letter has been found in the mysterious alphabet of black holes. Two astrophysicists share this discovery in the journal Nature Communications. Black holes…
Mysterious Gamma-Ray Heartbeat Coming From Cosmic Gas Cloud Leaves Scientists Baffled – “As Unexpected as Amazing”
Cosmic gas cloud blinks in sync with circling black hole. Scientists have detected a mysterious gamma-ray heartbeat coming from a cosmic gas cloud. The inconspicuous…
Here’s What Happens When a Supermassive Black Hole Fails to Do Its Job [Video]
A new study reveals what happens when a supermassive black hole in the center of a galaxy cluster stops being active. By combining data from…
Black Hole Fails to Do Its Job, Unleashing a Remarkable Torrent of Star Formation
Astronomers have discovered what can happen when a giant black hole does not intervene in the life of a galaxy cluster. Using NASA’s Chandra X-ray…
Rapid Changes Detected in a Black Hole May Explain Origin of the Most Energetic Radiation in the Universe
Scientists from the University of Valencia detect rapid changes in a black hole that may help understand the origin of gamma-ray bursts. A team from…
Runaway Star Might Explain Mysterious Black Hole Disappearing Act
The telltale sign that the black hole was feeding vanished, perhaps when a star interrupted the feast. The event could lend new insight into these…
Monster Black Hole Found in the Early Universe – 1.5 Billion Times More Massive Than Our Sun
The second most distant quasar ever discovered now has a Hawaiian name. Astronomers have discovered the second most distant quasar ever found, using the international…
How Galaxies Die: New Insights Into Galaxy Halos, Black Holes, and Quenching of Star Formation
A simple model explains a wide range of observations by describing a contest between galaxy halos and their central black holes that eventually turns off…
Astronomers Watch a Black Hole’s Corona Mysteriously Disappear, Then Reappear
A colliding star may have triggered the drastic transformation. It seems the universe has an odd sense of humor. While a crown-encrusted virus has run…
Bold Plan to Determine If Planet Nine Is a Primordial Black Hole
Scientists at Harvard University and the Black Hole Initiative (BHI) have developed a new method to find black holes in the outer solar system, and…
“Ghost” Galaxy Offers Breakthrough in Deciphering Birth of Supermassive Black Holes
Astronomers zoom in on black hole with one of the lowest masses ever observed in nearby “ghost” galaxy. A research team led by Cardiff University…