The sun constantly emits a stream of energetic particles, some of which reach Earth. The density and energy of this stream form the basis of space weather, which can interfere with the operation of satellites and other spacecraft. ...
Earth Sciences
Jul 13, 2021
15
1907
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
33
0
A future where electricity comes mostly from low-carbon sources is not only feasible in terms of material demand, but will significantly reduce air pollution, a study published in the today's Proceedings of the National Academy ...
Energy & Green Tech
Oct 6, 2014
6
0
One of the big questions in solar physics is why the sun's activity follows a regular cycle of 11 years. Researchers from the Helmholtz-Zentrum Dresden-Rossendorf (HZDR), an independent German research institute, now present ...
Space Exploration
May 28, 2019
7
1447
A NASA telescope has captured the biggest solar flare in years, which temporarily knocked out radio communication on Earth.
Planetary Sciences
Dec 15, 2023
0
515
In the past one and a half years, the sun has been rather dull: hardly a sunspot covered its surface, hardly a solar flare hurled radiation and particles into space. As observational data now show, for the last nine months ...
Astronomy
Sep 16, 2020
1
611
(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
16
0
Ancient Egyptians were known for their religious beliefs and astronomical knowledge of the sun, moon, and planets, but up until now, it has been unclear what role the Milky Way played in Egyptian religion and culture.
Archaeology
Apr 9, 2024
1
354
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
1
1898
(PhysOrg.com) -- In Sept. 1859, on the eve of a below-average1 solar cycle, the sun unleashed one of the most powerful storms in centuries. The underlying flare was so unusual, researchers still aren't sure how to categorize ...
Space Exploration
Jun 22, 2011
14
0
