sun
Twisting and Eclipsing on the Sun
A video posted today by the team at NASA's Solar Dynamics Observatory shows two recent events on the Sun: a…
Could Solar Storms ‘Sandblast’ the Moon?
[/caption]According to a new set of NASA computer simulations, solar storms and Coronal Mass Ejections (CMEs) can erode the lunar…
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Voyager 1 Spacecraft Enters New Region of Solar System
[/caption] Voyager 1 is in uncharted territory. The long-lived spacecraft has entered a new region of space that lies between…
Black Friday’s Secret Solar Eclipse
[/caption] While many in the U.S. will be recovering from Thanksgiving day meals and looking for ways to stretch their…
Activity on the Sun Ramps Up with Monster Prominences; Huge Filament Snaps
[/caption] A huge wall of plasma rose from the Sun's southeast limb over the weekend, with what might be one…
Portraits of Our Sun on 11/11/11 at 11:11 UTC
[/caption] The Solar Dynamics Observatory takes images of the Sun about every 10 seconds, so it easily was able to…
Astronomy Cast Ep. 238: Solar Activity
The Sun looks like a harmless burning ball of fire in the sky: warm, life-giving and forever unchanging. But we…
Giant Sunspot Turns to Face the Earth
[/caption] What has been billed as the largest sunspot observed in several years has now rotated around to stare straight…
Largest Sunspot in Years Now on the Sun
One of the largest sunspots in years is now visible, rotating around into view on the Sun's limb on November…
Crepuscular Rays Seen From Space
[/caption] Seeing crepuscular rays on Earth is a somewhat rare event, as conditions have to be just right at either…