Massive low-Earth orbit communications satellites could disrupt astronomy
Observations of the BlueWalker 3 prototype satellite show it is one of the brightest objects in the night sky, outshining all but the brightest stars.
Observations of the BlueWalker 3 prototype satellite show it is one of the brightest objects in the night sky, outshining all but the brightest stars.
Astronomy
Oct 2, 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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Astronomers have used a newly upgraded world-leading radio telescope to unbury the radio emissions from a galaxy cluster known as CIZA1359. The signal has until now been buried in noise from a nearby foreground object.
Astronomy
Jun 15, 2023
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NASA's Spitzer Space Telescope served the astronomy community well for 16 years. From its launch in 2003 to the end of its operations in January 2020, its infrared observations fueled scientific discoveries too numerous to ...
Astronomy
May 19, 2023
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Using the MeerKAT radio telescope, European astronomers have serendipitously discovered a new radio nebula during observations of the black hole binary GRS 1915+105. The newfound object, dubbed "the Mini Mouse," is a young ...
A team of international astronomers have discovered a galaxy that has changed classification due to unique activity within its core. The galaxy, named PBC J2333.9-2343, was previously classified as a radio galaxy, but the ...
Astronomy
Mar 21, 2023
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European astronomers have observed a galaxy cluster known as Abell 1213 using various spacecraft and ground-based facilities. The observations unveiled essential information about the diffuse radio emission from this source. ...
A research group led by Stefanie Komossa (MPIfR Bonn, Germany) presents new results on the galaxy OJ 287, based on the most dense and longest radio-to-high-energy observations to date with telescopes like the Effelsberg ...
Astronomy
Feb 24, 2023
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To be clear: The asteroid is not going to hit us.
Astronomy
Feb 15, 2023
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A new study led by a joint team at Nagoya University and the National Astronomical Observatory of Japan has measured the cosmic age of a very distant galaxy. The team used the ALMA radio telescope array to detect a radio ...
Astronomy
Jan 25, 2023
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