• Icy Moons through Cassini's Eyes

    Icy Moons through Cassini's Eyes

    04.16.12 - Cassini taken images of Saturn's moons Enceladus and Tethys on April 14, during a flyby at an altitude of about 46 miles (74 kilometers).

  • Testing Webb's Instruments

    Testing Webb's Instruments

    04.12.12 - Several critical items related to NASA's next-generation James Webb Space Telescope are being tested in the giant thermal vacuum test chamber at NASA's Goddard Space Flight Center.

  • 19th Annual Moonbuggy Race Winners

    19th Annual Moonbuggy Race Winners

    04.16.12 - Teams from Puerto Rico and Huntsville, Ala. win.

  • Hubble Sees Messier 70

    Hubble Sees Messier 70

    04.13.12 - The NASA/ESA Hubble Space Telescope has captured the brilliance of the compact center of Messier 70.

  • NASA Celebrates Earth Day 2012

    NASA Celebrates Earth Day 2012

    04.13.12 - On Earth Day, April 22, a performance stage hosted by the Earth Day Network featured presentations by NASA along with a wide variety of entertainment.

  • Moonbuggy 2012

    Moonbuggy 2012

    04.06.12 - More than 500 high school, college and university students from 20 states and several countries are expected to race their specially crafted lunar rovers or 'moonbuggies.'

  • Herschel Spots Comet Massacre

    Herschel Spots Comet Massacre

    04.12.12 - Collisions that destroy up to thousands of icy comets every day.

  • Atomic Clock to Improve Navigation

    Atomic Clock to Improve Navigation

    04.10.12 - NASA is preparing to fly a Deep Space Atomic Clock, or DSAC, demonstration that will revolutionize the way we conduct deep-space navigation.

  • Evolving Sun Cells

    Evolving Sun Cells

    04.09.12 - Understanding how these cells evolve can provide information on the changing magnetic fields at the boundaries of coronal holes.

  • Dark Heart of a Cosmic Collision

    Dark Heart of a Cosmic Collision

    04.04.12 - Infrared and X-ray observations from two space telescopes have been combined to create a unique look at violent events within the giant galaxy Centaurus A.