Ever since humans could first observe sunspots about 400 years ago, we've been using them to try to define the solar cycle. Approximately every 11 years, solar activity such as sunspots and solar flares ebbs and flows, causing ...
Astronomy
Aug 10, 2022
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Using ESA's XMM-Newton and NASA's Swift space telescopes, an international team of astronomers have observed a nearby galaxy known as NGC 55. They discovered a new transient ultraluminous X-ray source in this galaxy. The ...
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
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21
Changes in atmospheric density after sunset can cause hot pockets of gas called "plasma bubbles" to form over the Earth's equator, resulting in communication disruptions between satellites and the Earth. New AI models are ...
Astronomy
Jul 15, 2022
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21
Fluctuations in space weather are disrupting train signals and causing significant delays. A project investigating the effect of solar storms on railway signals will be presented this week at the National Astronomy Meeting ...
Space Exploration
Jul 13, 2022
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A sunspot pointing toward Earth has the potential to cause solar flares, but experts told USA TODAY it's far from unusual and eased concerns over how flares would affect the Blue Planet.
Astronomy
Jun 22, 2022
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The ESA/JAXA BepiColombo mission is gearing up for its second close flyby of Mercury on 23 June. ESA's spacecraft operation team is guiding BepiColombo through six gravity assists of the planet before entering orbit around ...
Space Exploration
Jun 20, 2022
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39
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
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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
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221
Soil on the moon contains active compounds that can convert carbon dioxide into oxygen and fuels, scientists in China report May 5 in the journal Joule. They are now exploring whether lunar resources can be used to facilitate ...
Space Exploration
May 5, 2022
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