Using the Nuclear Spectroscopic Telescope Array (NuSTAR) spacecraft and the Neutron star Interior Composition Explorer (NICER) instrument onboard the International Space Station, astronomers have inspected an ultracompact ...
It can be tempting to think of the stars that light up the sky each night as timeless. Astronomy professor John Thorstensen knows better. He has spent the last four decades studying cataclysmic binary stars, a pair of stars ...
Astronomy
Sep 6, 2023
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Astronomers report the discovery of a new massive and quiescent galaxy at a high redshift. The galaxy, which received designation COSMOS-1047519, was detected using the Keck I telescope. The finding was detailed in a paper ...
By analyzing the data from the Dark Energy Camera Legacy Survey (DECaLS), astronomers from the Christ University in Bangalore, India, have serendipitously discovered a new ring galaxy, which received designation DES J024008.08-551047.5 ...
This huge ball of stars—around 100 billion in total—is an elliptical galaxy located some 55 million light-years away. Known as Messier 89, this galaxy appears to be perfectly spherical; which is unusual for elliptical ...
Astronomy
Sep 4, 2023
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An international research team led by Silke Britzen from the Max Planck Institute for Radio Astronomy in Bonn, Germany, has investigated blazars, accreting supermassive black holes in the centers of galaxies. Blazars show ...
Astronomy
Aug 31, 2023
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92
Scientists from The University of New Mexico (UNM), and Massachusetts Institute of Technology (MIT) have detected and validated two of the longest-period exoplanets found by TESS to date. These long period large exoplanets ...
Planetary Sciences
Aug 31, 2023
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392
An international team of astronomers has used the James Webb Space Telescope (JWST) to observe the planetary nebula NGC 6720, better known as the Ring Nebula. The observational campaign, described in a paper on the pre-print ...
Astronomers have made a thorough forensic study of a star that was torn apart when it ventured too close to a giant black hole and then had its insides tossed out into space.
Astronomy
Aug 22, 2023
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5103
Caroline Herschel, the first professional female astronomer, made contributions to astronomy that are still important to the field today. But even many astronomers may not recognize her name.
Astronomy
Aug 22, 2023
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