(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
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Spring is here—officially, at least. The vernal equinox arrives on Tuesday, marking the start of the spring season for the Northern Hemisphere.
Planetary Sciences
Mar 18, 2024
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For many years, scientists assumed the aurora seen around the north pole was identical to the aurora seen around the south pole. The poles are connected by magnetic field lines and auroral displays are caused by charged particles ...
Space Exploration
Jan 25, 2019
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(PhysOrg.com) -- With the full sky shimmering in green aurora, Saturday night (Feb. 18, 2012) a team of scientists, including space physicist Marc Lessard and graduate students from the University of New Hampshire's Space ...
Space Exploration
Feb 20, 2012
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An international team of astronomers has detected a new, Earth-sized planet just 55 light years away, orbiting an ultra-cool red dwarf star.
Planetary Sciences
May 15, 2024
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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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Thanks to a geomagnetic storm from the sun, skywatchers across the far northern U.S. and most of Canada later this week could see the aurora borealis, aka the northern lights.
Space Exploration
May 15, 2019
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259
Independent weather researcher Mila Zinkova is raising the question of whether the aurora borealis played a role in the events that led to the sinking of the Titanic. In her paper published in the journal Weather, Zinkova ...
With the click of a computer mouse, a scientist at the U.S. Department of Energy's Princeton Plasma Physics Laboratory (PPPL) sends 10,000 volts of electricity into a chamber filled with hydrogen gas. The charge heats the ...
Plasma Physics
Oct 25, 2011
20
0
A Mount Everest-sized 'devil' comet making its first visit to the inner solar system in more than 70 years could be visible to the naked eye over the next few weeks.
Astronomy
Mar 25, 2024
0
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