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Chandra :: Photograph Album :: UHZ1 :: November 6, 2023

Chandra :: Photograph Album :: UHZ1 :: November 6, 2023

2023-11-06 11:58:53

This picture comprises essentially the most distant black hole ever detected in X-rays, a outcome which will clarify how among the first supermassive black holes within the universe fashioned. As we report in our press release, this discovery was made utilizing X-rays from NASA’s Chandra X-ray Observatory (purple) and infrared information from NASA’s James Webb House Telescope (pink, inexperienced, blue).

The extraordinarily distant black gap is situated within the galaxy UHZ1 within the course of the galaxy cluster Abell 2744. The galaxy cluster is about 3.5 billion light-years from Earth. Webb information, nevertheless, reveal that UHZ1 is way farther away than Abell 2744. At some 13.2 billion light-years away, UHZ1 is seen when the universe was solely 3% of its present age.

By utilizing over two weeks of observations from Chandra, researchers had been capable of detect X-ray emission from UHZ1 — a telltale signature of a rising supermassive black gap within the middle of the galaxy. The X-ray sign is extraordinarily faint and Chandra was solely capable of detect it — even with this lengthy statement — due to the phenomenon generally known as gravitational lensing that enhanced the sign by an element of 4.

The purple elements of the picture present X-rays from giant quantities of sizzling gasoline in Abell 2744. The infrared picture exhibits a whole bunch of galaxies within the cluster, together with just a few foreground stars. The insets zoom right into a small space centered on UHZ1. The small object within the Webb picture is the distant galaxy UHZ1 and the middle of the Chandra picture exhibits X-rays from materials near the supermassive black gap in the midst of UHZ1. The big measurement of the X-ray supply in comparison with the infrared view of the galaxy is as a result of it represents the smallest measurement that Chandra can resolve. The X-rays really come from a area that’s a lot smaller than the galaxy.

Completely different smoothing was utilized to the full-field Chandra picture and to the Chandra picture within the close-up. Smoothing throughout many pixels was carried out for the big picture, to focus on the faint cluster emission, on the expense of not exhibiting faint X-ray level sources like UHZ1. A lot much less smoothing was utilized to the close-up so faint X-ray sources are seen. The picture is oriented in order that north factors 42.5 levels to the appropriate of vertical.

This discovery is vital for understanding how some supermassive black holes — people who include as much as billions of photo voltaic lots and reside within the facilities of galaxies — can attain colossal lots quickly after the massive bang. Do they kind straight from the collapse of large clouds of gasoline, creating black holes weighing between about ten thousand and 100 thousand suns? Or do they arrive from explosions of the primary stars that create black holes weighing solely between about ten and 100 suns?

The crew of astronomers discovered robust proof that the newly found black gap in UHZ1 was born large. They estimate its mass falls between 10 and 100 million suns, primarily based on the brightness and vitality of the X-rays. This mass vary is much like that of all the celebrities within the galaxy the place it lives, which is in stark distinction to black holes within the facilities of galaxies within the close by universe that normally include solely a few tenth of a % of the mass of their host galaxy’s stars.

The big mass of the black gap at a younger age, plus the quantity of X-rays it produces and the brightness of the galaxy detected by Webb, all agree with theoretical predictions in 2017 for an “Outsize Black Gap” that straight fashioned from the collapse of an enormous cloud of gasoline.

An illustration showing six different panels. Each panel shows a step along the way as a massive cloud collapses and heavily seeds a black hole.

Illustration: Formation of a Heavy Seed Black Gap from Direct Collapse of a Huge Cloud of Fuel (Credit score: NASA/STScI/Leah Hustak)

The researchers plan to make use of this and different outcomes pouring in from Webb and people combining information from different telescopes to fill out a bigger image of the early universe.

The paper describing the outcomes seems in Nature Astronomy and a preprint is available online. The authors embody Akos Bogdan (Heart for Astrophysics | Harvard & Smithsonian), Andy Goulding (Princeton College), Priyamvada Natarajan (Yale College), Orsolya Kovacs (Masaryk College, Czech Republic), Grant Tremblay (CfA), Urmila Chadayammuri (CfA), Marta Volonteri (Institut d’Astrophysique de Paris, France), Ralph Kraft (CfA), William Forman (CfA), Chrisine Jones (CfA), Eugene Churazov (Max Planck Institute for Astrophysics, Germany), and Irina Zhuravleva (College of Chicago).

The Webb information utilized in each papers is a part of a survey known as the Ultradeep Nirspec and nirCam ObserVations earlier than the Epoch of Reionization (UNCOVER). The paper led by UNCOVER crew member Andy Goulding seems within the Astrophysical Journal Letters and a preprint is available online. The co-authors embody different UNCOVER crew members, plus Bogdan and Natarajan. An in depth interpretation paper that compares noticed properties of UHZ1 with theoretical fashions for Outsize Black Gap Galaxies is at the moment below evaluation and a preprint is on the market here.

NASA’s Marshall House Flight Heart manages the Chandra program. The Smithsonian Astrophysical Observatory’s Chandra X-ray Heart controls science operations from Cambridge, Massachusetts, and flight operations from Burlington, Massachusetts.

The James Webb House Telescope is the world’s premier area science observatory. Webb will remedy mysteries in our photo voltaic system, look past to distant worlds round different stars, and probe the mysterious buildings and origins of our universe and our place in it. Webb is a global program led by NASA with its companions, ESA (European House Company) and the Canadian House Company.


Visible Description:

The principle picture of this launch encompasses a glimpse of a black gap in an early stage of its growth, simply 470 million years after the Massive Bang.

The composite picture exhibits information from NASA’s Chandra X-ray Observatory and James Webb House Telescope. It options scores of seemingly tiny celestial objects in a sea of black. That is the galaxy cluster Abell 2744. When magnified, the tiny white, orange, and purple celestial objects are revealed to be spiral and elliptical galaxies, and gleaming stars. Many of those colourful specks seem to drift in a neon purple cloud of X-ray gasoline within the middle of the picture, some 3.5 billion light-years from Earth.

Simply to the appropriate of middle, on the fringe of the purple gasoline cloud, is a tiny orange speck. This speck is much within the distance, properly past the Abell galaxy cluster. It represents a galaxy 13.2 billion light-years from Earth containing a supermassive black gap.

On this composite picture filled with celestial objects, the tiny orange speck is definitely missed. Due to this fact, the primary picture of the discharge can also be offered absolutely labelled. Within the labelled model of the picture, a skinny field outlines the distant galaxy, and two enlargements are inset at our higher left. Within the enlargement exhibiting Chandra information, a hazy, neon purple oval with a lightweight pink core is proven. This purple oval represents intense X-rays from a rising supermassive black gap estimated to weigh between 10 and 100 million suns. The purple oval will not be seen within the composite picture due to the best way the Chandra information was processed.

This black gap is situated within the distant galaxy within the middle of the enlargement exhibiting Webb information.


See Also

Quick Details for (UHZ1):
Credit score  X-ray: NASA/CXC/SAO/Ákos Bogdán; Infrared: NASA/ESA/CSA/STScI; Picture Processing: NASA/CXC/SAO/L. Frattare & Ok. Arcand
Launch Date  November 6, 2023
Scale  Picture is about 6.7 arcmin (5.5 million light-years) throughout.
Class  Black Holes, Groups & Clusters of Galaxies
Coordinates (J2000)  RA 00h 14m 16.1s | Dec -30° 22´ 40.3″
Constellation  Sculptor
Remark Dates 
60 observations from Sep 2001 to Jan 2023
Remark Time  346 hours 27 minutes (14 days 10 hours 27 minutes)
Obs. ID 
2212, 7712, 7915, 8477, 8557, 25278, 25279, 25907, 25908, 25910-25915, 25918-25920, 25922-25932, 25934, 25936-25939, 25942, 25944, 25945, 25948, 25951, 25953, 25954, 25956-25958, 25963, 25967-25973, 26280, 27347, 27449, 27450, 27556, 27575, 27678-27681
Instrument  ACIS
References  Bogdán, Á. et al; 2023, Nature Astronomy, accepted: arXiv:2305:15458;

Goulding, A. et al; 2023, ApJL, 955, L24, arXiv:2308.02750;

Natarajan, P. et al; 2023, ApJ, submitted: arXiv:2308:02654
Coloration Code  X-ray: purple; Infrared: pink, inexperienced, blue



Distance Estimate  About 13.2 billion light-years (z=10.1)

distance arrow

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