Nothing can evoke an existential perspective-spiral quite like looking at an image of a galaxy. At first glance, these sublime structures may appear rather serene. But in fact the center of many galaxies is a turbulent environment ...
Astronomy
Aug 25, 2023
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4172
Astronomers from Shanghai Astronomical Observatory (SHAO) of the Chinese Academy of Sciences and their collaborators have found five Green Pea (GP) galaxies with double-peaked narrow lines among nearly 1,550 GP galaxies. ...
Astronomy
Jul 31, 2023
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70
Supermassive black holes that weigh several billion times the mass of our sun are present at the centers of active galaxies. Astronomers observe them as bright galactic cores where the galaxy's supermassive black hole devours ...
Astronomy
Jun 6, 2023
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7833
The first direct detection of gravitational waves in 2015 has opened a new window on the universe, enabling in particular the observation of the merger of pairs of massive black holes. This young field of research has matured ...
Astronomy
Jun 6, 2023
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266
Imperial College researchers have created a spinning disk of plasma in a lab, mimicking disks found around black holes and forming stars.
Plasma Physics
May 15, 2023
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1705
A new study sheds light on the bright outbursts of radiation that are created when a star is destroyed by a supermassive black hole. The outbursts do not necessarily form in the close vicinity of the black hole, but are created ...
Astronomy
May 12, 2023
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249
The first laboratory realization of the long-standing but never-before confirmed theory of the puzzling formation of planets, stars and supermassive black holes by swirling surrounding matter has been produced at PPPL. This ...
Plasma Physics
Jan 12, 2023
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59
A team of researchers at the Sorbonne University of Paris reports a new way to emulate black hole and stellar accretion disks. In their paper published in the journal Physical Review Letters, the group describes using magnetic ...
Using supercomputer calculations, scientists at the Max Planck Institute for Gravitational Physics in Potsdam and from Japan show a consistent picture for the first time: They modeled the complete process of the collision ...
Astronomy
Jul 14, 2022
0
98
Nearby black holes and their stellar companions form an astrophysical rogues' gallery in this new NASA visualization.
Astronomy
May 3, 2022
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347
