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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114
An international team of astronomers reports the discovery of a new ultra-faint dwarf galaxy as part of the DECam Local Volume Exploration (DELVE) survey. The newly found galaxy, designated Pegasus IV, has an absolute magnitude ...
Making use of the LAMOST spectra data as the training sample, a research team led by Dr. Wang Shoucheng and Prof. Ma Jun from National Astronomical Observatories of Chinese Academy of Sciences (NAOC) proposed a new method ...
Astronomy
Mar 22, 2022
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37
Black holes with masses equivalent to millions of suns do put a brake on the birth of new stars, say astronomers. Using machine learning and three state-of-the-art simulations to back up results from a large sky survey, researchers ...
Astronomy
Mar 22, 2022
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378
Astrophysicists for the first time have calculated the original mass and size of a dwarf galaxy that was shredded in a collision with the Milky Way billions of years ago. Reconstructing the original dwarf galaxy, whose stars ...
Astronomy
Feb 17, 2022
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240
So far, 2022 may feel like a mixed bag—however, if you're an astronomer this year has already been exciting. That's because December 25, 2021 brought a highly anticipated gift, two decades in the making, with the launch ...
Astronomy
Jan 24, 2022
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188
Thanks to a breakthrough robotic innovation, an international collaboration that includes the University of Toronto has advanced the Sloan Digital Sky Survey (SDSS), a 20-year-long research project that has been investigating ...
Astronomy
Jan 21, 2022
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49
Just over a month ago, scientists from the Sloan Digital Sky Survey (SDSS) released the complete dataset of 10,000 galaxies observed by the Mapping Nearby Galaxies at Apache Point Observatory (MaNGA) project, making MaNGA ...
Astronomy
Jan 12, 2022
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96
Using the Giant Metrewave Radio Telescope (GMRT), Indian astronomers have conducted radio observations of a galaxy cluster known as Abell 725. Results of this observational campaign deliver important information regarding ...
As their name suggests, ultradiffuse galaxies, or UDGs, are dwarf galaxies whose stars are spread out over a vast region, resulting in extremely low surface brightness, making them very difficult to detect. Several questions ...
Astronomy
Sep 6, 2021
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