A group of researchers has identified and characterized for the first time in a complete way a powerful eruption in the atmosphere of the active star HR 9024, marked by an intense flash of X-rays followed by the emission ...
Astronomy
Jun 3, 2019
2
1289
In space, far above Earth's turbulent atmosphere, you might think the one thing you don't have to worry about is weather. But you would be wrong. Just ask the people charged with the safety of the Cloud-Aerosol Lidar and ...
Space Exploration
Jul 23, 2015
0
177
A new study led by the University of Hawai'i (UH) at Mānoa has helped refine understanding of the amount of hydrogen, helium and other elements present in violent outbursts from the Sun, and other types of solar "wind," ...
Space Exploration
Feb 14, 2020
16
1215
The sun is increasing its intensity on schedule, continuing its approach to solar maximum. In just over a 24-hour period on May 5 and May 6, 2024, the sun released three X-class solar flares measuring at X1.3, X1.2, and X4.5. ...
Astronomy
May 8, 2024
0
102
More than 40 years since they launched, the Voyager spacecraft are still making discoveries.
Astronomy
Dec 3, 2020
2
478
Two teams of researchers led by Nariaki Nitta from the Lockheed Martin Advanced Technology Center in the USA and by Radoslav Bucík from the Max Planck Institute for Solar System Research (MPS) in Germany have independently ...
Astronomy
Oct 14, 2015
1
235
(PhysOrg.com) -- Behemoth sunspot 1302 unleashed another strong flare on Saturday morning--an X1.9-category blast at 5:40 am EDT. NASA's Solar Dynamics Observatory (SDO) recorded the extreme ultraviolet flash.
Space Exploration
Sep 26, 2011
13
0
The Sun has been quiet recently but early today (04:13 UTC on March 5, 2012) it unleashed a powerful X1-class solar flare and coronal mass ejection. The latest estimates indicate the CME will probably miss Earth, but hit ...
Space Exploration
Mar 6, 2012
0
0
The Sun unleashed an M-2 (medium-sized) solar flare, an S1-class (minor) radiation storm and a spectacular coronal mass ejection (CME) on June 7, 2011 from sunspot complex 1226-1227. The large cloud of particles mushroomed ...
Space Exploration
Jun 7, 2011
1
0
The National Science Foundation's (NSF) Daniel K. Inouye Solar Telescope released eight new images of the sun, previewing the exciting science underway at the world's most powerful ground-based solar telescope. The images ...
Astronomy
May 19, 2023
0
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