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Ever seen a black hole feast, burp, then feast and burp again? Well, now you have! Gross, right?
The supermassive black hole in SDSS J1354+1327 (lower center) appears to have consumed, or accreted, large amounts of gas while blasting off an outflow of high-energy particles. The outflow eventually switched off—and then turned back on about 100,000 years later.
So why did the black hole have two separate meals?
The answer lies in a companion galaxy that is linked to J1354 by streams of stars and gas produced by a collision between the two galaxies. The team concluded that clumps of material from the companion galaxy swirled toward the center of J1354 and were then eaten by the supermassive black hole.
The science team used observations from the Hubble Space Telescope, the Chandra X-ray Observatory, as well as the W.M. Keck Observatory in Mauna Kea, Hawaii, and the Apache Point Observatory (APO) near Sunspot, New Mexico, to make these conclusions.
#Hubble #BlackHole #burp #Chandra #galaxy
Credit: NASA, ESA, and J. Comerford (University of Colorado-Boulder).
ALT-TEXT: Two galaxies are at the center of a black background, the larger one above the smaller, less-formed one. The larger galaxy is a swirl of blue, with an inner ring of brown dust and a concentrated yellow center. The lower center galaxy is SDSS J1354+1327 and appears as a small white round object, surrounded by a bright pink light. To its lower-left, shreds of bluish-green material escape the galaxy. An inset at right shows this galaxy in more detail.
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