Solar minimum is coming
High up in the clear blue noontime sky, the sun appears to be much the same day-in, day-out, year after year.
High up in the clear blue noontime sky, the sun appears to be much the same day-in, day-out, year after year.
Space Exploration
Jun 28, 2017
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The surface of the sun has been surprisingly calm of late—with fewer sunspots than anytime in in the last century—prompting curious scientists to wonder just what it might mean here on Earth.
Space Exploration
Nov 24, 2013
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(PhysOrg.com) -- An international panel of experts led by NOAA and sponsored by NASA has released a new prediction for the next solar cycle. Solar Cycle 24 will peak, they say, in May 2013 with a below-average number of sunspots.
Space Exploration
Jun 1, 2009
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For 400 years people have tracked sunspots, the dark patches that appear for weeks at a time on the sun's surface. They have observed but been unable to explain why the number of spots peaks every 11 years.
Plasma Physics
Sep 19, 2019
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The famous sunspots on the surface of the sun result from the dynamics of strong magnetic fields, and their numbers are an important indicator of the state of activity on the sun. At the Institute of Nuclear Physics of the ...
Space Exploration
Apr 30, 2015
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The Sun is the Earth's principal source of energy and climate driver. Yet sometimes it sends more light to the Earth than other times. Astronomers working with Natalie Krivova at the Max Planck Institute for Solar System ...
Space Exploration
Mar 18, 2015
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In direct contradiction to the official forecast, a team of scientists led by the National Center for Atmospheric Research (NCAR) is predicting that the Sunspot Cycle that started this fall could be one of the strongest since ...
Space Exploration
Dec 7, 2020
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(PhysOrg.com) -- There are now over 490 confirmed extrasolar planets. The vast majority are gas giants like Jupiter, but they are much stranger because many orbit close to their stars and so are much hotter than Jupiter (some ...
Astronomy
Oct 8, 2010
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(PhysOrg.com) -- Telescopes spotted the first blemish on the sun in 1611. While the sun had long been thoughtat least in the Western worldto be an unchanging, "perfect" orb, sky-watchers observed black sunspots ...
Space Exploration
Oct 28, 2011
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What has been billed as the largest sunspot observed in several years has now rotated around to stare straight at Earth. How large is it? Active Region 1339 and the group of sunspots adjacent to it extends more than 100,000 ...
Space Exploration
Nov 11, 2011
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