Jupiter’s Moon, Callisto.

Favourite APOD of 2015, #10 (October): A Gegenschein Lunar Eclipse

There’s so much going on in this photo! The Gegenschein is the faint, blueish glow you can see rising from the horizon and going behind the eclipsed Moon.

Runner-ups:

The Witch Head Nebula

Starburst Galaxy Messier 94

I'm adding this to the list of reasons I want to work there

This is Kjell Lindgren. He’s a NASA astronaut who just got back from 5 months on the International Space Station. There are two reasons why this picture is hilarious:

His wife is flawless and makes bad space puns to make him do household chores.

I have that shirt. Thousands of people have that shirt. That shirt is available at Target. Which means actual astronaut Kjell Lindgren, with his wardrobe already full of NASA-issued and logo-emblazoned clothes, was at Target, saw a NASA shirt, and was like, “Yes, I am buying this because this is what I want to spend my actual astronaut salary on.”

 tl;dr NASA employs a bunch of fucking nerds

Hubble Sees a Galactic Sunflower : The arrangement of the spiral arms in the galaxy Messier 63, seen here in an image from the NASA/ESA Hubble Space Telescope, recall the pattern at the center of a sunflower.

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Cassini, Jupiter and Saturn

30 Doradus, located in the heart of the Tarantula nebula, is the brightest star-forming region in our galactic neighborhood. The nebula resides 170,000 light-years away in the Large Magellanic Cloud.

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The loneliest of galaxies

Transit of Venus(2012) through rain clouds. Canon T3i with 100-400 mm EF lens.