Something is happening to the sun. One of the regions of the solar atmosphere currently exhibiting sunspots caught the attention of observatories on July 11, when there was a sudden increase in ultraviolet and X-ray brightness. ...
Astronomy
Jul 21, 2022
1
273
University of Michigan researchers will play a central role in NASA's upcoming Geospace Dynamics Constellation mission—a first-of-its-kind look at a protective outer layer of Earth's atmosphere and how it interacts with ...
Planetary Sciences
Jul 20, 2022
0
21
Coronal mass ejections (CMEs) are eruptive solar events. They are often associated with solar flares and filaments. CMEs can cause space weather events such as geomagnetic storms, high energy electron storms, hot plasma injection, ...
Astronomy
Jul 11, 2022
0
29
Scientists from Skoltech and their colleagues from the University of Graz & the Kanzelhöhe Observatory (Austria), Hvar Observatory (Croatia), and the Belgian Solar-Terrestrial Center of Excellence—SILSO, Royal Observatory ...
Astronomy
Jul 1, 2022
1
168
Ph.D. candidate Zhang Xiaojuan and Prof. Deng Linhua from Yunnan Observatories of the Chinese Academy of Sciences investigated the temporal variation of the hemispheric distribution of long-term sunspot activity during the ...
Astronomy
May 24, 2022
0
23
Powerful flares, breathtaking views across the solar poles, and a curious solar "hedgehog" are among the haul of spectacular images, movies and data returned by Solar Orbiter from its first close approach to the sun. Although ...
Astronomy
May 19, 2022
0
221
Researchers led by Dr. Zhou Xinping from Yunnan Observatories of the Chinese Academy of Sciences and their collaborators have found solid evidence of coronal waves excited by flares.
Astronomy
May 9, 2022
0
102
When magnetic field lines of opposite directions merge, they create explosions that can release massive amounts of energy. On the sun, the merging of opposing field lines causes solar flares and coronal mass ejections, giant ...
General Physics
Apr 28, 2022
0
113
An international team of scientists has proved that Mercury, our solar system's smallest planet, has geomagnetic storms similar to those on Earth.
Astronomy
Mar 31, 2022
0
155
A refinement to a space weather model developed by a center director at the University of Alabama in Huntsville (UAH) could help scientists check out which planets outside our solar system are likely to have someone home.
Planetary Sciences
Mar 29, 2022
0
163
