The structure of the universe is often described as being a cosmic web of filaments, nodes, and voids, with the nodes being clusters of galaxies, the largest gravitationally bound objects known. These nodes are thought to ...
Astronomy
Jun 20, 2022
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3708
University of Arizona astronomers have identified five examples of a new class of stellar system. They're not quite galaxies and only exist in isolation.
Astronomy
Jun 16, 2022
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909
Stellar heated gas and dust has an entropy, or information content, with an equivalent energy of 1070 joules, directly comparable to the mc2 equivalent energy of the universe baryon mass. In a study published in Entropy, ...
General Physics
Jun 13, 2022
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58
An international team of astronomers used a database combining observations from the best telescopes in the world, including the Subaru Telescope, to detect the signal from the active supermassive black holes of dying galaxies ...
Astronomy
May 27, 2022
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656
Astronomers from the University of Arizona (UA) and elsewhere report the discovery of a new ultra-faint dwarf galaxy. The newfound galaxy, designated Tucana B, is the first quenched and isolated object of this type identified ...
A team led by researchers at the University of North Carolina at Chapel Hill has found a previously overlooked treasure trove of massive black holes in dwarf galaxies. The newly discovered black holes offer a glimpse into ...
Astronomy
May 24, 2022
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1434
This striking pair is an elliptical galaxy NGC 541 and an unusual star-forming, irregular dwarf galaxy known as Minkowski's object (the bluish object to the lower left of NGC 541). Elliptical galaxies are nearly spherical ...
Astronomy
May 24, 2022
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28
Scientists have discovered that post-starburst galaxies condense their gas rather than expelling it, begging the question: What's actually keeping them from forming stars?
Astronomy
Apr 25, 2022
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236
The lazily winding spiral arms of the galaxy NGC 5921 snake across this image from the NASA/ESA Hubble Space Telescope. This galaxy lies approximately 80 million light-years from Earth, and much like our own galaxy, the Milky ...
Astronomy
Apr 11, 2022
0
99
A research team of Chinese astronomers has recently discovered 1,547 compact galaxies in the LAMOST DR9, of which 1,417 are newly discovered and include a large sample of Green Pea, Blueberry and Purple Grape galaxies. This ...
Astronomy
Mar 30, 2022
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