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Synthetic Images of Magnetospheric Reconnection-Powered Radiation around Supermassive Black Holes

publication date

08. 12. 2022

Black holes Event Horizon Telescope

Black hole in M87 galaxy

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Black holes

Gravitational wave event GW190521 might have been caused by random black hole encounter

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The Birth of a Relativistic Jet Following the Disruption of a Star by a Cosmological Black Hole

Polarized x-rays constrain the disk-jet geometry in the black hole x-ray binary Cygnus X-1

A fast-rising tidal disruption event from a candidate intermediate-mass black hole

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Black holes

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Black hole in M87 galaxy

Black hole in M87 galaxy

Image credit: EHT Collaboration

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Earth-sized exoplanet discovered orbiting nearby red dwarf K2-415

Astronomers led by Teruyuki Hirano report discovery of a new exoplanet similar in size to Earth around nearby star K2-415. With only 16 % solar mass the small red dwarf is one of the smallest stars known to host exoplanets.

Gravitational lensing

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First semi-empirical test of the white dwarf mass–radius relationship using a single white dwarf via astrometric microlensing

HIP 33609 is the hottest star known to host a transiting brown dwarf

Astronomers found a brown dwarf in orbit of a bright B-type star HIP 33609. The host star has a radius 2.5 times bigger than the Sun and surface temperature above 10 000 °C. The newly found brown dwarf has about 7 % of the Sun's mass and about 16 % of its radius.

Tracking the Evolution of an Ocean Within Mimas Using the Herschel Impact Basin