Astronomers may have detected a "sonic boom" from a powerful blast known as a kilonova. This event was seen in GW170817, a merger of two neutron stars and the first object detected in both gravitational waves and electromagnetic ...
Astronomy
Mar 7, 2022
0
29
For a mission that has just entered its primary science phase, Solar Orbiter has already produced many remarkable results. Released on December 14, 2021, a special issue of Astronomy and Astrophysics brings together a wealth ...
Astronomy
Feb 15, 2022
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22
Leicester space scientists have discovered a never-before-seen mechanism fuelling huge planetary aurorae at Saturn.
Planetary Sciences
Feb 8, 2022
1
4584
Researchers from the U.S. Naval Observatory and elsewhere have performed simultaneous observations of an active galactic nucleus (AGN) in the galaxy NGC 2992 using the Very Long Baseline Array (VLBA) and NASA's Swift spacecraft. ...
Astronomers from Germany and China have performed detailed radio observations of a supernova remnant (SNR) known as G107.0+9.0. Results of the observational campaign yield important insights into the radio properties of this ...
Galaxies—massive collections of gas, dust, and billions of stars and their solar systems—are a fundamental component of our Universe. Understanding how they have formed and evolved over cosmic eras remains one of the ...
Astronomy
Aug 24, 2021
0
565
An international team of astronomers has carried out multi-wavelength observations of a blazar known as TXS 1515–273; they detected very-high energy (VHE) gamma-ray emission from this source for the first time. The finding ...
The Juno Waves instrument "listened" to the radio emissions from Jupiter's immense magnetic field to find their precise locations.
Planetary Sciences
Jul 16, 2021
22
433
Using NASA's Chandra spacecraft, astronomers have inspected X-ray emission from the center of a young radio galaxy known as NGC 3894. Results of this study, presented in a paper published June 24 on the arXiv pre-print server, ...
We can't detect them yet, but radio signals from distant solar systems could provide valuable information about the characteristics of their planets.
Astronomy
Jun 23, 2021
1
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