sun
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…
Spooky, Giant Prominence Haunts the Sun
[/caption] Just in time for Halloween, the Sun has been putting on some spectacular shows recently, including this ghostly-looking prominence…
Stunning Loops and Filaments on the Sun Today
This video created with data from the Solar Dynamics Observatory is just absolutely and astoundingly beautiful, showing magnetic loops on…
Iceland’s Midnight Sun: a Time-Lapse Treat!
This beautiful time-lapse video was created by photographer Joe Capra during his 17-day solo trek around Iceland in June 2011.…
Earth Vs. Stuff from the Sun
[/caption] The Sun is big. And comparatively, Earth is a tiny Lilliputian. We've all seen images comparing the size of…
Did a Comet Hit Cause an Explosion on the Sun?
This amazing video from the SOHO mission (Solar and Heliospheric Observatory) shows a sun-diving comet hitting the solar surface on…
Massive Sunspot 1302
[/caption] A highly active region on the Sun threatens to deliver powerful geomagnetic storms over the week ahead. Highly energetic…