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Rosetta Comet Probe Starts Years-Long Space Hibernation
June 8, 2011 — The final command placing the European Space Agency's Rosetta comet-chaser into deep-space hibernation was sent June 8, 2011. With virtually all systems shut down, the probe will now coast for 31 ... > full story -
NASA Sees the Sun Having a Solar Blast
June 7, 2011 — The Sun unleashed an M-2 (medium-sized) solar flare, an S1-class (minor) radiation storm and a spectacular coronal mass ejection (CME) on June 7, 2011 from sunspot complex 1226-1227. The large cloud ... > full story -
NASA's Solar Dynamics Observatory Catches 'Surfer' Waves on the Sun
June 7, 2011 — Scientists have spotted the iconic surfer's wave rolling through the atmosphere of the sun. The waves hold clues as to how energy moves through that atmosphere, known as the corona. Since scientists ... > full story -
New Data Still Have Scientists in Dark Over Dark Matter
June 7, 2011 — A dark-matter experiment deep in the Soudan mine of Minnesota now has detected a seasonal signal variation similar to one an Italian experiment has been reporting for more than a decade. The new ... > full story -
Jupiter's Youthful Travels Redefined Solar System
June 6, 2011 — Jupiter's travels profoundly influenced the solar system, changing the nature of the asteroid belt and making Mars smaller than it should have been. These details are based on a new model of the ... > full story -
New Solar System Formation Models Indicate That Jupiter's Foray Robbed Mars of Mass
June 5, 2011 — Planetary scientists have long wondered why Mars is only about half the size and one-tenth the mass of Earth. As next-door neighbors in the inner solar system, probably formed about the same time, ... > full story -
Rosetta to Sleep Through Loneliest Leg of Comet Mission
June 3, 2011 — On June 8, 2011, mission controllers will have the first opportunity to switch the European Space Agency's Rosetta comet-hunter into deep-space hibernation for 31 months. During this loneliest leg of ... > full story -
Solar Panels for NASA's Juno Spacecraft Complete Testing
May 31, 2011 — The three massive solar panels that will provide power for NASA's Juno spacecraft during its mission to Jupiter have seen their last photons of light until they are deployed in space after launch. ... > full story -
'Dead' Galaxies Aren't So Dead After All
May 31, 2011 — Astronomers examined old galaxies and were surprised to discover that they are still making new stars. The results provide insights into how galaxies evolve with ... > full story -
Spitzer Sees Crystal 'Rain' in Outer Clouds of Infant Star
May 26, 2011 — Tiny crystals of a green mineral called olivine are falling down like rain on a burgeoning star, according to observations from NASA's Spitzer Space Telescope. This is the first time such crystals ... > full story
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