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Sun activity, Oct. 22, 2011

Nederland in het zonnetje. 23 mei 2012 by André Kuipers

Its Neptune's happy anniversary! It's taken Neptune a whole year to make an orbit around the sun...but that's a Neptune year of 165 Earth years! Read more below, and I also wanted to share this great link from Goddard Space Flight Center:

June 5, 2012 will be the only solar transit of Venus this century.

Spectacular solar flare today Apr. 16

5 jornada de divulgació de la relativitat

From the International Space Station: Looking at thousands of years of human history