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Don’t miss this photo of Phobos
ESA's Mars Express spacecraft captured this photo of Phobos - the larger of Mars two moons - orbiting in front of its planet.
July 25, 2013
Earth seen from Saturn July 19, 2013
NASA has released the images of the Earth and moon taken on July 19, 2013, otherwise known as "the day Earth smiled."
July 23, 2013
Raw image Earth and moon from Saturn
On Friday, the Cassini spacecraft, Saturn and the sun were aligned so that Cassini could capture Earth's picture from distant space. Cassini got the moon, too!
July 21, 2013
First humans on the moon
Were you alive when this happened? Can you remember how exciting it was?
July 20, 2013
Earth from Saturn in 2006
The Cassini spacecraft has been orbiting Saturn since 2004. It captured this image of Earth, seen through Saturn's rings, in 2006, from nearly a billion miles away.
July 19, 2013
An aurora, and the start of meteor season
The sun is in an active part of its 11-year cycle, so auroras have been frequent. Meanwhile, summer meteor season in the Northern Hemisphere is gearing up.
July 18, 2013
A liquid lake on Saturn’s moon
A false-color mosaic of Ligeia Mare - the second-largest known body of liquid on Saturn's largest moon, Titan. It's larger than Lake Superior on Earth.
July 17, 2013
Starburst ring
Although at first glance you may see a number of rings in this image, astronomers believe that Messier 94 has just one starburst ring.
July 16, 2013
Spectacular sunset over Mono Lake
This photo was taken by Facebook friend Chris Tinker shortly after the sun set over Mono Lake, California.
July 15, 2013
Airglow over Yosemite National Park
Airglow is light that originates in the high atmosphere, associated with photochemical reactions of gases caused by solar radiation. Thank you Kristal Leonard-Ferrara!
July 14, 2013
