According to NASA, this is a Hubble image of an enormous bubble being blown into space by a super-hot, massive star. This feature is called the Bubble Nebula. (Photo: NASA, ESA, and the Hubble Heritage Team )
Many ASTER images look like they were colored in by a little kid, including this one of the Andes Mountains. But that's because it has an infrared camera that can detect changes in surface temperatures, materials, and elevation.
Picture of the Bubble Nebula (Hubble Shares a Candy-Colored Bubble on Its Birthday This view of the Bubble Nebula is the latest and greatest in an image set spanning decades that will help astronomers study powerful stars.
The McMurdo Dry Valleys are a row of valleys west of McMurdo Sound, Antarctica. They are so named because of their extremely low humidity and lack of snow and ice cover. This image was acquired December 2002 by NASA's Terra spacecraft.