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Christoph Otawa

Capturing the Beauty of the Night Sky

From Comet Lovejoy in the southern skies to the aurora borealis over Iceland, the winners of the 2012 International Earth & Sky Photo Contest find beauty in darkness and show the threat of increasing light pollution. > read more

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Sunspot group and prominence with solar filter
Safely View the Upcoming Eclipse and Transit
Two exciting sky events — May 20th's annular eclipse and June 5th/6th's transit of Venus — are coming up soon. Here's how to see these events worry-free. > read more
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the top five:
Recent Articles
Europe's New Eye on the Sun
Capturing the Beauty of the Night Sky
Millennial Calendar Found in Mayan Ruins
Partial — and Annular — Eclipse of the Sun
to Sweep North America Sunday, May 20th
IBEX's Slower Sun — and No Bow Shock
Emailed Articles
May 20th's Annular Eclipse of the Sun
Transit of Venus: June 5–6, 2012
Millennial Calendar Found in Mayan Ruins
Partial — and Annular — Eclipse of the Sun
to Sweep North America Sunday, May 20th
How to Watch a Partial Solar Eclipse Safely
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