05.19.11 - A five-year survey of 200,000 galaxies, stretching back seven billion years in cosmic time, has led to one of the best independent confirmations that dark energy is driving our universe apart at accelerating speeds.
05.18.11 - Astronomers, including a NASA-funded team member, have discovered a new class of Jupiter-sized planets floating alone in the dark of space, away from the light of a star.
05.11.11 - The Crab Nebula supernova remnant erupted in an enormous flare, five times more powerful than any flare previously seen from the object on April 12.
05.06.11 - What on Earth are the clues NASA scientists use to help them deduce that there may be life on other planets?
05.04.11 - NASA's Gravity Probe B mission has confirmed two key predictions derived from Albert Einstein's general theory of relativity.
04.28.11 - On Dec. 11, 2010,asteroid Scheila flared twice as bright as expected. Hubble and Swift captured the aftermath of this deep space collision.
04.21.11 - Astronomers using NASA's Galaxy Evolution Explorer may be closer to knowing why some of the most massive stellar explosions ever observed occur in the tiniest of galaxies.
04.21.11 - Although STEREO is primarily a solar mission, UK scientists were able to use the Heliospheric Imagers aboard STEREO to monitor variations in the brightness of stars.
04.20.11 - For its 21st birthday in April 2011, the Hubble Space Telescope gave astronomers a "rose" of galaxies.
04.14.11 - The first six segments of NASA's James Webb Space Telescope's primary mirror for space observations will begin final cryogenic testing this week.