Solar Dynamics Observatory

Kapow! Moderate Solar Flare Erupts From The Sun, But Likely Won’t Affect Earth

by Elizabeth Howell August 25, 2014

While this solar peak has been weaker than usual, from time to time we get a moderate punch from the Sun. Here’s an example — what NASA calls a “mid-level” solar flare blasting off the Sun at 8:16 a.m. EDT (1:16 p.m. UTC) yesterday (Aug. 26). While the related coronal mass ejection can cause auroras […]

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Aurora Alert: Powerful Solar Flare This Weekend Could Spark Show Tomorrow

by Elizabeth Howell March 31, 2014

If you sit at a fairly high latitude, you may want to keep an eye out your window Tuesday (April 1) and Wednesday. A powerful X-1 class flare erupted from the sun on Saturday (March 29), sparking an active space weather forecast from the National Oceanic and Atmospheric Administration. The solar flare erupted from sunspotĀ AR2017 […]

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Slip-Sliding Away: Solar Flare’s Magnetic Lines Go For A Loop In This Video

by Elizabeth Howell March 28, 2014

When will the next big solar flare occur? How much damage could it cause to power lines and satellites? These are important questions for those looking to protect our infrastructure, but there’s still a lot we need to figure out concerning space weather. The video above, however, shows magnetic lines weaving together from the surface […]

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Yesterday’s Mammoth Solar Flare Is The Biggest Of 2014 So Far

by Elizabeth Howell February 25, 2014

She’s a rainbow! You can see the first moments of a huge flare belching off the sun in the picture above. The so-called X-class flare erupted a few hours ago (at 7:25 p.m. EST Feb. 24, or 12:25 a.m. UTC Feb. 25) and was captured by several spacecraft. If you have a pictures of the […]

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A Secret Solar Eclipse from Outer Space

by Bob King January 30, 2014

Call it the eclipse nobody saw. NASA’s Solar Dynamics Observatory (SDO) got its own private solar eclipse showing from its geosynchronous orbital perch today.

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