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Asteroids
Additional Details on the Large Feb. 15 Fireball over Russia

New data fill in some gaps in the story of a fireball that entered Earth's atmosphere near Chelyabinsk, Russia, on Feb. 15.
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Asteroids
Additional Details on the Large Feb. 15 Fireball over Russia

New data fill in some gaps in the story of a fireball that entered Earth's atmosphere near Chelyabinsk, Russia, on Feb. 15.
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Goldstone Radar Snags Images of Asteroid 2013 ET
Goldstone Radar Snags Images of Asteroid 2013 ET

A sequence of radar images of asteroid 2013 ET was obtained on March 10, 2013, by NASA scientists using the 230-foot (70-meter) Deep Space Network antenna at Goldstone, ...
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Comet PANSTARRS Rises to the Occasion Mid-March
Comet PANSTARRS Rises to the Occasion Mid-March

A beautiful comet with a bulky name is making an appearance this month for lucky sky-watchers in some parts of the world.
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Dawn
Dawn Journal

The indefatigable Dawn spacecraft is continuing to forge through the main asteroid belt, gently thrusting with its ion propulsion system. As it gradually changes its orbit around the sun, the distance to dwarf planet Ceres slowly shrinks.
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NASA Releases Goldstone Radar Movie of Asteroid 2012 DA14
NASA Releases Goldstone Radar Movie of Asteroid 2012 DA14

An initial sequence of radar images of asteroid 2012 DA14 was obtained on the night of Feb. 15/16, 2013, by NASA scientists using the 230-foot (70-meter) Deep Space Network antenna at Goldstone, Calif.
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Meteors & Meteorites
NASA Experts Discuss Russia Meteor in Media Teleconference Today

NASA experts will hold a teleconference for news media at 1 p.m. PST (4 p.m. EST) today to discuss a meteor that streaked through the skies over Russia's Urals region this morning.
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Near-Earth Asteroid Makes Preview Appearance
Near-Earth Asteroid Makes Preview Appearance

Like trailers for the coming attraction, new images show asteroid 2012 DA14 on its way to a record-close approach to Earth on Feb. 15.
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Asteroids
NASA to Chronicle Close Earth Flyby of Asteroid

NASA Television will provide commentary starting at 11 a.m. PST (2 p.m. EST) on Friday, Feb. 15, during the close, but safe, flyby of a small near-Earth asteroid named 2012 DA14.
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New NASA Mission to Help Us Better Estimate Asteroid Impact Hazard
New NASA Mission to Help Us Better Estimate Asteroid Impact Hazard

NASA's OSIRIS-REx mission (Origins, Spectral Interpretation, Resource Identification, Security, and Regolith Explorer) will make the most precise measurements of the Yarkovsky effect to date by visiting a PHA called "1999 RQ36" or just "RQ36."
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Upcoming Events
22 Dec 2014 Ursids Meteor Shower Peak
23 Dec 2014 15th Anniversary, NEAR Shoemaker: Asteroid Eros Flyby
28 Dec 2014 5th Anniversary, Deep Impact (EPOXI): Distant Earth Flyby 2
20 Jan 2015 1st Anniversary, Rosetta: Rosetta Wakes Up
14 Feb 2015 15th Anniversary, NEAR Shoemaker: Eros Rendezvous
06 Mar 2015 Dawn: Ceres Arrival
13 Jun 2015 5th Anniversary, Hayabusa: Sample Return to Earth
22 Jun 2015 5th Anniversary, Deep Impact (EPOXI): Earth Flyby 3
04 Jul 2015 10th Anniversary, Deep Impact (EPOXI): Comet Tempel 1 Impact
10 Jul 2015 5th Anniversary, Rosetta: Asteroid Lutetia Flyby

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