Sentences with phrase «around central black holes»
«This cloud, about 25 light - years away from the black hole, represents a «missing link» that will help us understand the complex regions around the central black holes in active galaxies,» said Jose - Luis Gomez, the team leader.
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Most galaxies in the universe revolve around central black holes, which feed voraciously on galactic gas and dust and spew out radiation.
«We know that these showers are linked to the jets because they're found in filaments and tendrils that wrap around the jets or hug the edges of giant bubbles that the jets have inflated,» said Tremblay, «And they end up making a swirling «puddle» of star - forming gas around the central black hole.»
With these ultrasharp glasses, Ghez and Genzel have tracked the motion of individual stars around the central black hole, called Sagittarius A *, making it possible to compute the black hole's mass and volume.
«In radio - loud quasars, the intense radio emission clearly comes from vast jets of material blasted out from the region around a central black hole.
These «raindrops» eventually cool down enough to transform into star - forming clouds of cold molecular gas that end up making «a swirling «puddle» of star - forming gas around the central black hole.»
Hence, some astronomers believe that the conditions around those central black hole did not appreciatively changed much in that time, contrary to some theoretical expectations.
The ALMA observations reveal intense emission from dust around the central black hole and in the circum - nuclear star burst ring.
The galaxy hosts a bright quasar that may have illuminated the ghostly structure by hitting it with a beam of light from hot gas around a central black hole.
The bloated galaxy is a member of an unusual class of galaxies with a diffuse core filled with a fog of starlight where there would normally be a concentrated peak of light around a central black hole.
The bright center of the galaxy is thought to be caused by the ejection of huge amounts of super-hot gas from the region around a central black hole.
Not exact matches
Researchers may have figured out how the 100 or so stars around the Milky Way's central supermassive black hole could have formed.
The bright discs of gas around a galaxy's central black hole are thought to be obscured by a torus of dust.
The leading suspects in the half - century old mystery of the origin of the highest - energy cosmic particles in the universe were in galaxies called «active galactic nuclei,» which have a super-radiating core region around the central supermassive black hole.
Whereas nearly all previous simulations considered aligned disks, in reality, most galaxies» central supermassive black holes are thought to harbor tilted disks — meaning the disk rotates around a separate axis than the black hole itself.
But recently it was observed that the mass of a central black hole correlates with the mass of the galaxy around it!
By analyzing this time difference and by measuring how fast the material is moving around the center of the galaxy, they were able to determine the mass of this central black hole.
His team found that once a galaxy gets massive enough, its central black hole ramps up the rate at which it devours the gas around it.
The object is known to have a mass of around 4 million times the mass of the Sun and is considered to be the central supermassive black hole of the Milky Way.
This X-ray image shows the region around our galaxy's central supermassive black hole, known as Sagittarius A * (or Sgr A *).
They will combine several telescopes around the globe to peer into the heart of our own Galaxy, which hosts a mysterious radio source, called Sagittarius A * and which is considered to be the central supermassive black hole.
VLBA image of the central region of the galaxy 0402 +379, showing the two cores, labeled C1 and C2, identified as a pair of supermassive black holes in orbit around each other.
Astronomers anticipate exciting new areas of science to open up after using Webb to study stars at the beginning and end of their «lifecycle,» as well as stars» behavior around the galaxy's central supermassive black hole.
From the theoretical point of view there are currently two favored scenarios of what is going on around the Milky Way central supermassive black hole.
Stars close to the black - hole «whirlpool» orbit at a faster rate, in keeping with fundamental laws of orbital motion around a massive central body, as described by Johannes Kepler four centuries ago.
Barkana and Loeb's analysis also suggests that the galaxy surrounding J1030 has around the mass of the Milky Way given the amount of gas falling into its central black hole (CfA press release, Science, and Barakana and Loeb, 2003, in pdf).