In the latest issue of the journal Nature, astronomers from Stockholm University reveal the origin of a thermonuclear supernova explosion. Strong emission lines of helium and the first detection of such a supernova in radio ...
Astronomy
May 17, 2023
0
94
Are we alone in the universe? It's a question that fascinates scientists and the public alike. In science, the focus tends to be on our search for life elsewhere. The idea that we might be watched by a distant alien civilization, ...
Astrobiology
May 15, 2023
1
47
Radio emission, carrying a wealth of information, is critical for understanding the physical process of various outbursts. The electron cyclotron maser emission (ECME) plays an important role as a coherent radiation mechanism ...
Astronomy
Mar 31, 2023
0
50
On October 9, 2022, an intense pulse of gamma-ray radiation swept through our solar system, overwhelming gamma-ray detectors on numerous orbiting satellites, and sending astronomers on a chase to study the event using the ...
Astronomy
Mar 28, 2023
1
1594
ICRAR researchers have discovered tantalizing evidence of magnetic fields in the universe's largest cosmic structures.
Astronomy
Feb 16, 2023
162
329
Astronomers have not yet been able to map large portions of the radio emissions from our universe because of interference from the Earth itself. A team of astronomers hopes to change that, beginning with the LuSEE Night mission ...
Astronomy
Jan 31, 2023
0
15
Astronomers have captured a spectacular, ongoing collision between at least three galaxy clusters. Data from NASA's Chandra X-ray Observatory, ESA's (European Space Agency's) XMM-Newton, and a trio of radio telescopes is ...
Astronomy
Jan 30, 2023
48
182
On Oct. 5, 2020, the rapidly rotating corpse of a long-dead star about 30,000 light years from Earth changed speeds. In a cosmic instant, its spinning slowed. And a few days later, it abruptly started emitting radio waves.
Astronomy
Jan 27, 2023
27
496
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
95
149
A new paper published in Nature Astronomy is shedding light on magnetars, whose attributes remain poorly understood. A magnetar is a type of neutron star with an extremely strong magnetic field that rotates once every two ...
Astronomy
Jan 12, 2023
1
20
