In 2020 a team led by European Southern Observatory (ESO) astronomers reported the closest black hole to Earth, located just 1,000 light-years away in the HR 6819 system. But the results of their study were contested by other ...
Astronomy
Mar 2, 2022
82
1759
Astronomers from Louisiana State University (LSU) and College of Charleston have performed photometric observations of a recurrent nova known as V2487 Oph. The observational campaign identified superflares on this source ...
Neutron stars are tiny in size, but almost incomprehensibly dense. Actually, they are stellar corpses, but they still have enough life in them to show some of the most exciting phenomena you can find in space.
Astronomy
Dec 22, 2021
41
29
Our telescopes have never detected a black hole more massive than 20 times the mass of the sun. Nevertheless, we now know of their existence as dozens of those black holes have recently been "heard" to merge via gravitational ...
Astronomy
Nov 9, 2021
6
1285
Dr. Lauri Jetsu from the University of Helsinki has analyzed observations of Algol. He argues that Algol has many companion stars which have not been detected from earlier observations. The results have been published in ...
Astronomy
Nov 4, 2021
0
51
Signs of a planet transiting a star outside of the Milky Way galaxy may have been detected for the first time. This intriguing result, using NASA's Chandra X-ray Observatory, opens up a new window to search for exoplanets ...
Astronomy
Oct 25, 2021
2
42457
A new study showing how the explosion of a stripped massive star in a supernova can lead to the formation of a heavy neutron star or a light black hole resolves one of the most challenging puzzles to emerge from the detection ...
Astronomy
Oct 8, 2021
7
651
Researchers at the University of Notre Dame have identified the first eclipsing magnetic propeller in a cataclysmic variable star system, according to research forthcoming in the Astrophysical Journal.
Astronomy
Jun 8, 2021
0
16
What happens if a supernova explosion goes off right beside another star? The star swells up which scientists predict as a frequent occurrence in the universe. Supernova explosions are the dramatic deaths of massive stars ...
Astronomy
Jun 7, 2021
0
281
The researchers Juan A. Fernández-Ontiveros, of the Istituto Nazionale di Astrofisica (INAF) in Rome and Teo Muñoz-Darias, of the Instituto de Astrofísica de Canarias (IAC), have written an article in which they describe ...
Astronomy
May 26, 2021
1
28
