Earlier this week, the sun erupted with a huge explosion, blasting solar particles millions of kilometers into space. The team for the ESA/NASA Solar Orbiter spacecraft says the blast is the largest solar prominence eruption ...
Astronomy
Feb 21, 2022
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251
Magnetic fields are detected throughout the universe and widely participate in astrophysical dynamics. Various fundamental phenomena, including coronal mass ejections, solar flares, gamma-ray bursts and pulsar winds, are ...
Plasma Physics
Jan 26, 2022
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145
What a spectacle a big aurora is, its shimmering curtains and colorful rays of light illuminating a dark sky. Many people refer to aurora as the northern lights (the aurora borealis), but there are southern lights too (the ...
Planetary Sciences
Jan 21, 2022
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109
Few were in the path of the world's latest total solar eclipse, which swept across Antarctica in the early morning hours of Dec. 4. With or without a crowd, the eclipse took place according to a tale as old as time: The moon ...
Astronomy
Dec 13, 2021
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14
Astronomers spying on a stellar system located dozens of lightyears from Earth have, for the first time, observed a troubling fireworks show: A star, named EK Draconis, ejected a massive burst of energy and charged particles ...
Astronomy
Dec 9, 2021
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New research into the powerful magnetic fields which form inside the sun and cause violent eruptions could help predict solar flares.
Astronomy
Nov 16, 2021
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109
A fireworks show that has nothing to do with the Fourth of July and everything to do with the cosmos is poised to be visible across the northern United States and Europe just in time for Halloween.
Space Exploration
Oct 31, 2021
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409
Auroras make for great Halloween décor over Earth, though ESA astronaut Thomas Pesquet snapped these green smoky swirls of plasma from the International Space Station in August. Also pictured are the Soyuz MS-18 "Yuri Gagarin" ...
Space Exploration
Oct 20, 2021
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44
After the sun ejected a violent mass of fast-moving plasma into space on 9 October, ESA waited for the storm to strike. A few days later, the coronal mass ejection (CME) arrived at Earth, crashing into our planet's magnetosphere, ...
Planetary Sciences
Oct 19, 2021
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85
A mass of solar material that erupted from the sun on Oct. 9, 2021, reached Earth on Oct. 12. The Earth-directed coronal mass ejection, or CME, elevated the Kp index, a measure of disturbance to Earth's magnetic field, to ...
Planetary Sciences
Oct 14, 2021
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