Solar Astronomy
Sun Unleashes Powerful X-Class Solar Flare
The Sun has been quiet recently but early today (04:13 UTC on March 5, 2012) it unleashed a powerful X1-class…
Earth-Facing Sunspot Doubles in Size
[/caption] The latest sunspot region to traverse the face of the Sun has nearly doubled in size as it aims…
Freaky Dancing Plasma on the Sun
Normally plasma from the Sun either shoots off into space or loops back on the Sun's surface. But the Solar…
“Cool” Gas May Be At The Root Of Sunspots
[/caption] Although well over 40 years old, the Dunn Solar Telescope at Sunspot, New Mexico isn't going to be looking…
What Causes Aurora?
Will you be seeing an aurora tonight? Yesterday, January 23, 2012, an M8.7-class flare erupted from the Sun and sent…
Can Solar Flares Hurt Astronauts?
[/caption] Solar flares, coronal mass ejections, high-energy photons, cosmic rays... space is full of various forms of radiation that a…
NOAA: Largest Solar Radiation Storm Since 2005 Now in Progress
[/caption] Earth's magnetic field is already full of activity from an Earth-directed Coronal Mass Ejection (CME) last week. But all…
Aurora Alert! Sun Sends CME in Earth’s Direction
As seen here by the Solar Dynamics Observatory, a long duration M3-class flare began erupting on the Sun from sunspot…
Our Picks of Best Space and Astronomy Images from 2011
[/caption] 2011 was a picturesque year! The year brought us new discoveries, a new supernova, the end of an era…
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Top Astronomy Events Coming Up in 2012
[/caption] As 2011 is drawing to a close, the festive season is here and many of us are winding down…