The presence of unusually energetic gamma rays seen in some afterglows from intense gamma-ray bursts (GRBs) could be explained by a new mathematical model developed by RIKEN researchers. This finding could help to shed light ...
Astronomy
Apr 4, 2022
0
248
A huge amount of mysterious dark energy is necessary to explain cosmological phenomena, such as the accelerated expansion of the Universe, using Einstein's theory. But what if dark energy was just an illusion and general ...
General Physics
Mar 3, 2022
61
2089
Scientists from around the world have published data that will help astronomers better understand what they see in space, and model how new stars and planets form.
Astronomy
Mar 3, 2022
0
56
An exhausted star still has some punches to deliver. Astronomers have found that a white dwarf is pummeling a companion object—either a lightweight star or a planet—with incessant blasts of heat and radiation plus a relentless ...
Astronomy
Nov 22, 2021
0
76
The final stage of cataclysmic explosions of dying massive stars, called supernovae, could pack an up to six times bigger punch on the surrounding interstellar gas with the help of cosmic rays, according to a new study led ...
Astronomy
Jul 19, 2021
1
1633
In interstellar dust clouds, turbulence must first dissipate before a star can form through gravity. A German-French research team has now discovered that the kinetic energy of the turbulence comes to rest in a space that ...
Astronomy
Jun 1, 2021
12
553
Research from Penn's Department of Physics and Astronomy has produced the largest catalog of galaxy morphology classification to date. Led by former postdocs Jesús Vega-Ferrero and Helena Domínguez Sánchez, who worked ...
Astronomy
Apr 12, 2021
1
122
Astronomers found a number of baby stars hiding around the center of the Milky Way using the Atacama Large Millimeter/submillimeter Array (ALMA). Previous studies had suggested that the environment there is too harsh to form ...
Astronomy
Mar 29, 2021
1
471
One-hundred million light years away from Earth, an unusual supernova is exploding.
Astronomy
Sep 10, 2020
4
824
A gigantic embryonic star is still getting bigger, even though it propels vast plumes of hot gas away from itself, RIKEN astronomers have found. The discovery could help to solve an enduring mystery about how massive stars ...
Astronomy
Feb 28, 2020
26
322
