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One of the sharpest images ever obtained of Mercury
This unnamed crater is only 1.5 kilometers / 0.93 miles wide. It's made more visible by the deep shadows cast on a Mercury afternoon.
October 9, 2014
See it! Best photos of October 8 total lunar eclipse
A beautiful total lunar eclipse. Thanks to all who posted at EarthSky Facebook and G+!
October 8, 2014
Are you ready for tonight’s total lunar eclipse?
Total lunar eclipse of April 14-15, 2014 by EarthSky friend and NASA eclipse expert Fred Espenak.
October 7, 2014
Rosetta’s comet is spouting jets
Wow! The Rosetta spacecraft is now seeing jets from Comet 67P/Churyumov-Gerasimenko, as the comet draws in closer to the sun.
October 5, 2014
Sunset in Glacier National Park
Beautiful sunset in northern Montana's Glacier National Park by Sashikanth Chintia Photography.
October 3, 2014
Possible Mars landing site in 2018
The goal of ExoMars 2018 is to search for evidence of past or present martian life.
October 2, 2014
Astrophotographer’s self-portrait
A famous shot by Ansel Adams inspired this photo by Daniel McVey.
October 1, 2014
Milky Way over Green Lake, in Horsham, Australia
The glow of a town and more-distant glow of the zodiacal light shine above an Australia lake. Even farther away is the arc of the Milky Way.
September 30, 2014
Young moon returns to the evening sky
Moon was rising and setting with the sun in the past few days. Now it's far enough from the sun's glare to be visible in the evening sky, shortly after sunset.
September 26, 2014
