Secondary components of W UMa-type contact binaries exhibit an excess in radius and luminosity. Based on these two properties, Ph.D. student ZHANG Xudong, Prof. QIAN Shengbang, and Dr. LIAO Wenping from Yunnan Observatories ...
Astronomy
Apr 9, 2020
0
9
New results from precision particle detectors at the Relativistic Heavy Ion Collider (RHIC) offer a fresh glimpse of the particle interactions that take place in the cores of neutron stars and give nuclear physicists a new ...
General Physics
Mar 9, 2020
1
2700
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
A star of about eight percent the Sun's mass has been caught emitting an enormous 'super flare' of X-rays—a dramatic high-energy eruption that poses a fundamental problem for astronomers, who did not think it possible on ...
Astronomy
Feb 21, 2020
0
719
The changing activity of our sun as seen by ESA's Proba-2 satellite in 2019.
Space Exploration
Jan 20, 2020
1
26
NASA's Fermi Gamma-ray Space Telescope has discovered a faint but sprawling glow of high-energy light around a nearby pulsar. If visible to the human eye, this gamma-ray "halo" would appear about 40 times bigger in the sky ...
Astronomy
Dec 19, 2019
4
681
Using NuSTAR spacecraft and the VERITAS array of telescopes, an international team of astronomers has investigated a gamma-ray binary known as HESS J0632+057. The study found that a compact object in this system is most likely ...
Grab a mixing bowl from your kitchen, throw in a handful of aluminum balls, apply some high voltage, and watch an elegant dance unfold where particles re-arrange themselves into a distinct "crystal" pattern. This curious ...
General Physics
Oct 21, 2019
2
235
An international team of astronomers has witnessed a rare dynamic event foreshadowing the death of a red giant star for the first time – a discovery that reinforces predictions about our Sun's ultimate demise.
Astronomy
Jul 25, 2019
0
261
After two years of intensive work, led by the U.S. Naval Research Laboratory's (NRL) Space Science Division, the design for a conceptual space-based observatory is headed to the National Academies of Science, Engineering ...
Astronomy
Apr 30, 2019
0
71
