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
0
6
Using various space telescopes, European astronomers have performed deep X-ray and radio observations of a young magnetar known as Swift J1818.0–1607 during its outburst. Results of the observational campaign, published ...
European astronomers have conducted X-ray and optical observations of a transitional millisecond pulsar known as PSR J1023+0038. Results of the observational campaign, published November 23 on arXiv.org, yield important insights ...
Looking like a glittering swarm of buzzing bees, the stars of globular cluster NGC 6440 shine brightly in this NASA Hubble Space Telescope image. The cluster is located some 28,000 light-years away in the constellation Sagittarius, ...
Astronomy
Dec 1, 2022
0
29
A Northwestern University-led team of astronomers has developed the most extensive inventory to date of the galaxies where short gamma-ray bursts (SGRBs) originate.
Astronomy
Nov 21, 2022
74
512
So far, little is known about the interior of neutron stars, those extremely compact objects that can form after the death of a star. The mass of our sun or even more is compressed into a sphere with the diameter of a large ...
Astronomy
Nov 15, 2022
71
681
Gamma-ray bursts (GRBs) have been detected by satellites orbiting Earth as luminous flashes of the most energetic gamma-ray radiation lasting milliseconds to hundreds of seconds. These catastrophic blasts occur in distant ...
Astronomy
Nov 11, 2022
0
270
Astronomers report the detection of four new pulsars using the Giant Metrewave Radio Telescope (GMRT) as part of the GMRT High Resolution Southern Sky (GHRSS) survey. The finding was detailed in a research paper published ...
How do you pinpoint titanic collisions that occur millions or billions of light-years away? First, by surveying large areas of the sky. Second, by teaming up with observatories around the world. Scientists have been searching ...
Astronomy
Nov 3, 2022
0
25
With the exception of black holes, neutron stars are the densest objects in the universe. As their name suggests, neutron stars are mainly made of neutrons. However, our knowledge about the matter produced during the collision ...
General Physics
Nov 1, 2022
137
638
