Coronal mass ejections (CMEs) are large expulsions of magnetized plasma from the sun. Determining the spatial and temporal evolution characteristics of CMEs, especially their possible periodic patterns, is valuable for establishing ...
Astronomy
Feb 23, 2023
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The asteroid and comet-hunting infrared space telescope has gathered an impressive haul of observations, but it's now at the mercy of the sun, which is accelerating its demise.
Astronomy
Dec 14, 2023
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A NASA-funded sounding rocket is getting ready to launch to give insight into one of the biggest mysteries in solar physics—the fact the sun's atmosphere is some 1,000 times hotter than its surface. The mission, developed ...
Space Exploration
Aug 24, 2015
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8
At times, the sun erupts, hurling a magnetic superheated cloud of gas toward Earth. Racing at thousands of miles per second, and hundreds of times bigger than the sun, this cloud of solar particles can cause a magnetic storm ...
Space Exploration
Aug 7, 2014
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Space weather describes the changing environment throughout the Solar System, driven by the energetic and unpredictable nature of our sun. Solar wind, solar flares and Coronal Mass Ejections can result in geomagetic storms ...
Space Exploration
Nov 8, 2018
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9
ESA is planning Earth's first dedicated space weather observatory to warn of potentially harmful turbulence in our parent star. Like a referee at a sports game, the Lagrange spacecraft will be able to observe both the sun ...
Space Exploration
Mar 6, 2019
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14
Originally planned for a two-year mission, the ESA–NASA Solar and Heliospheric Observatory, SOHO, is today celebrating two decades of scientific discovery.
Space Exploration
Dec 2, 2015
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15
The United States on Tuesday launched a new satellite expected to significantly improve forecasts of solar flares and coronal mass ejections—huge plasma bubbles that can crash into Earth, disrupting power grids and communications.
Planetary Sciences
Jun 25, 2024
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55
Strong solar flares can bring down communications and power grids on Earth. By demonstrating how these gigantic eruptions are caused, ETH physicists are laying the foundations for future predictions.
Space Exploration
Sep 24, 2014
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0
ESA's wind mission, Aeolus, will soon be lowered in orbit leading to its fiery reentry and burn-up through Earth's atmosphere. ESA's efforts to ensure a safe return go well beyond international standards and place the agency ...
Space Exploration
May 8, 2023
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