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Unformatted text preview: Works Cited Pan-STARRS. The Threat to Earth From Asteroids and Comets. 2005 Institution for Astronomy. University of Hawaii. <http://pan-starrs.ifa.hawaii.edu/public/asteroidthreat/asteroid_threat.html> NASA. The Probabilities of Collisions with Earth. JPL Public Information Office. <http://www2.jpl.nasa.gov/sl9/back2.html> Firth, Naill. Massive Asteroid Could Hit Earth in 2182. 28 July 2010. MailOnline <http://www.dailymail.co.uk/sciencetech/article-1298285/Massive-asteroid-hit-Earth2182-warn-scientists.html> Shiga, David. Are Mirrors the Best Way to Deflect Asteroids? 09 October 2007. http://www.newscientist.com/article/dn12761-are-mirrors-the-best-way-to-deflectasteroids.html ...
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