Using the AstroSat spacecraft, Indian astronomers have observed a soft X-ray transient known as MAXI J0637−430. Results of the study, published February 18 on the arXiv pre-print repository, deliver essential information ...
Researchers from the Yunnan Observatories of the Chinese Academy of Sciences have discovered unusual variations in the consecutive Transiting Exoplanet Survey Satellite (TESS) light curves of the supersoft X-ray source V ...
Astronomy
Feb 15, 2022
0
216
In the center of most galaxies lies a supermassive black hole. Some of these are actively feeding on the gas and dust around them, expelling excess energy as powerful jets that are seen as quasars across the entire observable ...
Astronomy
Feb 1, 2022
0
1181
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. ...
Our Milky Way's central black hole has a leak. This supermassive black hole looks like it still has the vestiges of a blowtorch-like jet dating back several thousand years. NASA's Hubble Space Telescope hasn't photographed ...
Astronomy
Dec 9, 2021
2
726
Researchers at the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL) have uncovered a process in the swirling masses of plasma surrounding black holes and neutron stars that can cause previously ...
Astronomy
Dec 8, 2021
0
218
How are chemical elements produced in our Universe? Where do heavy elements like gold and uranium come from? Using computer simulations, a research team from the GSI Helmholtzzentrum für Schwerionenforschung in Darmstadt, ...
Astronomy
Nov 15, 2021
2
1933
Astronomers have used a planet-hunting satellite to see a white dwarf abruptly switching on and off for the first time.
Astronomy
Oct 18, 2021
1
1405
The first black holes to appear in the universe may have formed from the direct collapse of gas. When they collapsed, they released a flood of radiation, including radio waves. A new study has found that the next generation ...
Astronomy
Oct 14, 2021
5
141
Even the most supermassive of the supermassive black holes aren't very large, making it extremely difficult to measure their sizes. However, astronomers have recently developed a new technique that can estimate the mass of ...
Astronomy
Oct 7, 2021
0
110
