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Planetary defense
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#	Item
161	Close Encounters of the Asteroid Kind! 26 The Catalina Sky Survey near Tucson, Ariz., discovered two small Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2010-09-27 10:10:18 Space Planetary defense Near-Earth object Asteroid Moon Magnitude Cosmic distance ladder Naked eye Apparent magnitude Observational astronomy Astronomy Planetary science
162	Finding Near Earth Objects Before They Find Us! (and knowing what to do about it) Agency Grand Challenge Seminar Series Lindley Johnson Add to Reading List Source URL: sservi.nasa.gov Language: English - Date: 2014-02-28 13:53:54 Near-Earth objects Asteroid-impact avoidance Asteroids Earth Space debris NASA International Space Station Emergency management Impact event Spaceflight Space Planetary defense
163	Asteroid Grand Challenge: Virtual Seminar Series – May 23, 2014 Near-Earth Asteroid Deflection Strategies Dan Mazanek Senior Space Systems Engineer Add to Reading List Source URL: sservi.nasa.gov Language: English - Date: 2014-05-23 16:45:06 Space Asteroids Near-Earth object Aten asteroids Asteroid-impact avoidance 99942 Apophis Impact event Asteroid Comet Astronomy Planetary defense Planetary science
164	How Quickly are NEOs Being Discovered? Near Earth Objects (NEOs) are asteroids that have orbits very close to Earth’s orbit in the solar system. That means that, over time, they might collide with Earth. The Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2014-02-06 08:51:32 Planetary defense Near-Earth object Asteroid Solar System Asteroid-impact avoidance Digital media Games Application software
165	August 29, 2014 Findings from the 11th Meeting of the NASA Small Bodies Assessment Group (SBAG) The Need for a Near-Earth Object Survey The NASA Authorization Act of 2005, Section 321, cited as the “George E. Brown, Jr Add to Reading List Source URL: www.lpi.usra.edu Language: English - Date: 2014-09-02 08:40:34 Planetary defense New Frontiers program Planetary Science Decadal Survey Asteroid-impact avoidance Planetary science Near-Earth object Discovery Program Asteroid OSIRIS-REx Spaceflight Space Astronomy
166	National Aeronautics and Space Administration OFFICE OF INSPECTOR GENERAL NASA’s Efforts to Identify Near-Earth Objects and Mitigate Add to Reading List Source URL: oig.nasa.gov Language: English - Date: 2014-09-15 14:30:02 Planetary defense Space telescopes Spaceguard Near-Earth object Wide-field Infrared Survey Explorer Lincoln Near-Earth Asteroid Research NASA Asteroid Asteroid-impact avoidance Astronomical surveys Astronomy Space
167	Mining the Foundation of the Future Submitted by the 2001 Penn State HEDS-UP Team pursuant to the NASA 2001 HEDS-UP Student Design Competition Student Team Co-Leaders Add to Reading List Source URL: www.lpi.usra.edu Language: English - Date: 2002-05-06 13:39:59 Space Planetary defense Asteroids Asteroid mining Asteroid belt Asteroid Near-Earth object Space colonization NEAR Shoemaker Spaceflight Space technology Planetary science
168	Microsoft PowerPoint - PATHS OF RISK_IW.ppt [Compatibility Mode] Add to Reading List Source URL: www.imo.net Language: English - Date: 2013-09-29 18:22:46 Astronomy 99942 Apophis Near-Earth objects NEODyS Asteroid Sentry Planetary science Planetary defense Space
169	Microsoft Word - Planetary Defense Conference_Trigo_et_al.doc Add to Reading List Source URL: www.spmn.uji.es Language: English - Date: 2010-01-27 10:55:51 Space Meteorites Planetary defense Tagish Lake Near-Earth object TC3 Meteor shower Meteoritics Comet Planetary science Meteoroids Astronomy
170	Mission to an Asteroid Who: Scientists at the Johns Hopkins University Applied Physics Laboratory (APL), Laurel, Md. What: APL designed and built a spacecraft called Near Earth Asteroid Rendezvous (NEAR) Add to Reading List Source URL: www.jhuapl.edu Language: English - Date: 2002-08-05 00:00:00 Discovery program NEAR Shoemaker Planetary defense 433 Eros Asteroid Near-Earth object Comet Asteroids in fiction Discovery and exploration of the Solar System Planetary science Spaceflight Spacecraft

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