On Aug. 26, 2020, NASA's Fermi Gamma-ray Space Telescope detected a pulse of high-energy radiation that had been racing toward Earth for nearly half the present age of the universe. Lasting only about a second, it turned ...
Astronomy
Jul 26, 2021
75
2415
A team led by researchers at the University of North Carolina at Chapel Hill has found a previously overlooked treasure trove of massive black holes in dwarf galaxies. The newly discovered black holes offer a glimpse into ...
Astronomy
May 24, 2022
2
1434
(Phys.org) —Scientists have observed in unprecedented detail the birth of a massive star within a dark cloud core about 10,000 light years from Earth.
Astronomy
Jul 10, 2013
32
5
Since the energy required to fuse iron is more than the energy that you get from doing it, could you use iron to kill a star like our sun?
Astronomy
Sep 29, 2015
6
51
A Canadian PhD student has discovered a unique object – two massive stars with magnetic fields in a binary system. Matt Shultz of Queen's University, Ontario, Canada found the system – Epsilon Lupi – and will publish ...
Astronomy
Sep 11, 2015
58
1671
Computer simulations conducted by astrophysicists at Tohoku University in Japan, have revealed a new theory for the origin of supermassive black holes. In this theory, the precursors of supermassive black holes grow by swallowing ...
Astronomy
Jun 2, 2020
1
490
(Phys.org)—A group of Chinese astronomers led by Yang Huang of the Yunnan University in Kunming, China, has detected two new unbound hypervelocity stars located over 70,000 light years away. The discovery, described in ...
Despite their ancient ages, some stars orbiting the Milky Way's central supermassive black hole appear deceptively youthful. But unlike humans, who might appear rejuvenated from a fresh round of collagen injections, these ...
Astronomy
Apr 4, 2024
4
882
A pair of images of a young star, made 18 years apart, has revealed a dramatic difference that is providing astronomers with a unique, "real-time" look at how massive stars develop in the earliest stages of their formation.
Astronomy
Apr 2, 2015
2
1978
A supernova at least twice as bright and energetic, and likely much more massive than any yet recorded has been identified by an international team of astronomers, led by the University of Birmingham.
Astronomy
Apr 13, 2020
6
1723
