Neutron stars and black holes may be stellar corpses, but they are among the most active celestial objects. They produce some of the highest-energy radiation ever observed, and scientists have long puzzled over the physics ...
Plasma Physics
Jan 6, 2023
0
515
Quasi-periodic pulsations (QPPs; also known as quasi-periodic oscillations, i.e., QPOs) are electromagnetic emission phenomena that vary quasi-periodically with time. They appear in celestial transient events with different ...
Astronomy
Jan 4, 2023
0
54
Researchers have uncovered a previously hidden heating process that helps explain how the atmosphere that surrounds the sun called the "solar corona" can be vastly hotter than the solar surface that emits it.
Plasma Physics
Dec 23, 2022
4
199
Using 12 high-powered lasers, researchers recreated small solar flares in order to study the mechanisms behind a fundamental astronomical phenomenon known as a magnetic reconnection.
Plasma Physics
Dec 8, 2022
0
80
Researchers from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences, under the direction of Prof. Wang Rongsheng and Prof. Lu Quanming, used data from the Magnetospheric Multiscale ...
Astronomy
Dec 2, 2022
0
151
Galaxies, including our Milky Way, host supermassive black holes in their centers, and their masses are millions to billions of times larger than the sun. Some supermassive black holes launch fast-moving plasma outflows which ...
Astronomy
Sep 30, 2022
0
485
The eruption of a solar filament produces a coronal mass ejection, which is a major driver of space weather. Understanding how filaments erupt is thus essential for space weather forecasting.
Astronomy
Sep 7, 2022
1
77
Researchers led by Zhang Yan and Yan Xiaoli from the Yunnan Observatories (YNAO) of the Chinese Academy of Sciences have revealed the formation mechanism of solar double-decker filament.
Astronomy
Jul 20, 2022
0
20
Magnetic reconnections in laser-produced plasmas have been studied to understand microscopic electron dynamics, which is applicable to space and astrophysical phenomena. Osaka University researchers, in collaboration with ...
Plasma Physics
Jun 30, 2022
0
62
Researchers from the Yunnan Observatories of the Chinese Academy of Sciences have investigated the turbulent properties in the large-scale solar flare current sheet (CS).
Astronomy
Jun 8, 2022
2
18
