Dec 19, 2013
Last Hurrah This image, taken by NASA's Hubble Space Telescope, shows the colorful "last hurrah" of a star like our Sun. The star is ending its life by casting off its outer layers of gas, which formed...
View ArticleDec 20, 2013
Eberswalde Delta This image covers a portion of Eberswalde Crater on Mars, revealing a possible delta-lake transition. Water flowed into the crater through a series of tributary channels to the west of...
View ArticleDec 21, 2013
Flickering RS Puppis This festive NASA Hubble Space Telescope image resembles a holiday wreath made of sparkling lights. The bright southern hemisphere star RS Puppis, at the center of the image, is...
View ArticleDec 22, 2013
Moon Distortion The effects of the small moon Prometheus loom large on two of Saturn's rings in this image taken a short time before Saturn's August 2009 equinox. A long, thin shadow cast by the moon...
View ArticleDec 23, 2013
Stellar Sneeze Look at the bright star in the middle of this image. Achoo! It has just sneezed. This sight will only last for a few thousand years — a blink of an eye in the young star's life. If you...
View ArticleDec 24, 2013
New NEOWISE Sky NASA's NEOWISE spacecraft opened its "eyes" after more than two years of slumber to see the starry sky with the same clarity achieved during its prime mission. This image of a patch of...
View ArticleDec 25, 2013
Curiosity Wheel The left-front wheel of NASA's Curiosity Mars rover shows dents and holes in this image taken during the 469th Martian day, or sol, of the rover's work on Mars (Nov. 30, 2013). The...
View ArticleDec 26, 2013
Saturn Moon Shadows This close-up view of Saturn's disc captures the transit of several moons across the face of the gas giant planet. The giant orange moon Titan — larger than the planet Mercury — can...
View ArticleDec 27, 2013
Bok Globule This view of the dark cloud B68, a so-called Bok globule, is a false-colour composite based on a visible (here rendered as blue), a near-infrared (green) and an infrared (red) image. Since...
View ArticleDec 28, 2013
Titan's Northern Lakes This colorized mosaic from NASA's Cassini mission shows the most complete view yet of Titan's northern land of lakes and seas. Saturn's moon Titan is the only world in our solar...
View Article