Australian astronomers have provided vital information in the global effort to understand the brightest-ever detected gamma ray burst, which swept through our solar system on October 9 last year.
Astronomy
Mar 28, 2023
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The Institute of High Energy Physics (IHEP) of the Chinese Academy of Sciences (CAS), together with some 40 research institutions worldwide, has released their latest discoveries on the brightest gamma-ray burst (dubbed as ...
Astronomy
Mar 28, 2023
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226
High-power lasers now create record-high numbers of electron-positron pairs, opening exciting opportunities to study extreme astrophysical processes, such as black holes and gamma-ray bursts.
Plasma Physics
Feb 28, 2023
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310
One of the most intriguing predictions of Einstein's general theory of relativity is the existence of black holes: astronomical objects with gravitational fields so strong that not even light can escape them.
Astronomy
Feb 9, 2023
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Matter outflows in the form of jets are observed in astronomical systems at fast, medium and slow speeds. The fastest jets are highly relativistic, and travel very close to the speed of light. The origin, as well as many ...
Astronomy
Jan 24, 2023
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94
Gamma-ray bursts are the most luminous explosions in the universe, allowing astronomers to observe intense gamma rays in short durations. Gamma-ray bursts are classified as either short or long, with long gamma-ray bursts ...
Astronomy
Dec 19, 2022
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152
Gamma-ray bursts come in two main flavors, short and long. While astronomers believe that they understand what causes these two kinds of bursts, there is still significant overlap between them. A team of researchers have ...
Astronomy
Dec 8, 2022
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32
The standard view of gamma-ray bursts as a signature for different types of dying stars might need a rewrite. Recent astronomical observations, supported by theoretical modeling, reveal a new observational fingerprint of ...
Astronomy
Dec 7, 2022
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92
On Dec. 11, 2021, NASA's Neil Gehrels Swift Observatory and Fermi Gamma-ray Space Telescope detected a blast of high-energy light from the outskirts of a galaxy around 1 billion light-years away. The event has rattled scientists' ...
Astronomy
Dec 7, 2022
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26
A highly unusual blast of high-energy light from a nearby galaxy has been linked by scientists to a neutron star merger.
Astronomy
Dec 7, 2022
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