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Cassini Halloween Treat: Titan Glows in the Dark
October 31, 2012 — A literal shot in the dark by imaging cameras on NASA's Cassini spacecraft has yielded an image of a visible glow from Titan, emanating not just from the top of Titan's atmosphere, but also -- ... > full story -
Dawn Sees 'Young' Surface on Giant Asteroid Vesta
October 31, 2012 — Like a Hollywood starlet constantly retouching her makeup, the giant asteroid Vesta is constantly stirring its outermost layer to present a young face. Data from NASA's Dawn mission show that a form ... > full story -
Revealing a Mini-Supermassive Black Hole
October 24, 2012 — One of the lowest mass supermassive black holes ever observed in the middle of a galaxy has now been identified. The host galaxy is of a type not expected to harbor supermassive black holes, ... > full story -
Earth's Magnetosphere Behaves Like a Sieve
October 24, 2012 — Our protective magnetic bubble lets the solar wind in under a wider range of conditions than previously believed. Earth’s magnetic field is our planet’s first line of defense against the ... > full story -
NASA Sees Active Region on the Sun Emit Another Flare
October 23, 2012 — The sun emitted a significant solar flare on Oct. 22, 2012, peaking at 11:17 pm EDT. The flare came from an active region on the left side of the sun that has been numbered AR 1598, which has already ... > full story -
Giant Impact Scenario May Explain the Unusual Moons of Saturn
October 17, 2012 — Among the oddities of the outer solar system are the middle-sized moons of Saturn, a half-dozen icy bodies dwarfed by Saturn's massive moon Titan. According to a new model for the origin of the ... > full story -
Keck Observations Bring Weather of Uranus Into Sharp Focus
October 17, 2012 — In 1986, when Voyager swept past Uranus, the probe’s portraits of the planet were “notoriously bland,” disappointing scientists, yielding few new details of the planet and its ... > full storyMore: -
Planet Found in Nearest Star System to Earth: HARPS Instrument Finds Earth-Mass Exoplanet Orbiting Alpha Centauri B
October 16, 2012 — European astronomers have discovered a planet with about the mass of Earth orbiting a star in the Alpha Centauri system -- the nearest to Earth. It is also the lightest exoplanet ever discovered ... > full story -
New Type of Cosmic Ray Discovered After 100 Years
October 16, 2012 — Using the European X-ray astronomy satellite XMM-Newton, researchers have discovered a new source of cosmic rays. In the vicinity of the remarkable Arches cluster, near the center of the Milky Way, ... > full story -
Curiosity Rover's Second Scoop Discarded, Third Scoop of Martian Soil Commanded
October 15, 2012 — Commands will be sent to Curiosity today instructing the rover to collect a third scoop of soil from the "Rocknest" site of windblown Martian sand and dust. Pending evaluation of this Sol 69 (Oct. ... > full story
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