Solar Astronomy

Blast! Sun Pops Off A Moderate Solar Flare. Could Others Follow Soon?

by Elizabeth Howell July 10, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter With a watchful NASA spacecraft capturing its moves, the Sun sent off a “mid-level” solar flare on Tuesday (July 8) that you can watch (over and over again) in the video above. The Solar Dynamics Observatory caught the explosion around 12:20 […]

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Watch the Rise and Fall of a Towering Inferno on the Sun

by Jason Major June 16, 2014

Caught on camera by NASA’s Solar Dynamics Observatory, a prominence blazes hundreds of thousands of miles out from the Sun’s surface (i.e., photosphere) on May 27, 2014. The image above, seen in extreme ultraviolet wavelengths, shows a brief snapshot of the event with the column of solar plasma stretching nearly as far as the distance between Earth […]

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The Sun Pops Off Two X-Class Solar Flares in One Day

by Nancy Atkinson June 10, 2014

In only a little over an hour, the Sun released two X-class solar flares today. The first occurred at 11:42 UTC (7:42 a.m. EDT) and the second blasted out at 12:52 UTC (8:52 a.m. EDT) on June 10, 2014. According to, forecasters were expecting an X-class flare today, but not two…and certainly not from […]

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Found! Sun’s ‘Sibling’ Likely Formed From Same Gas Cloud, Astronomers Say

by Elizabeth Howell May 12, 2014

Peer about 110 light-years away from our solar system, and you might catch a glimpse of how our own neighborhood came together. The recent discovery that HD 162826 — a star bright enough to be seen in binoculars — could be a “sibling” of our sun could shed more light on the solar system’s formation, astronomers […]

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Most Powerful Solar Telescope on Earth Rises Atop Hawaiian Volcano

by Bob King May 7, 2014

Rising 10,000 feet above the sunburned faces of 2.2 million tourists a year, the largest solar telescope on the planet is under construction atop Haleakala Crater in Maui, Hawaii. Never mind all those admonitions about never staring at the sun. Astronomers can’t wait for the chance.  Remove this ad

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