While we calmly consider rocks in space as fun and occassional sparks of color in a night-time sky, there are some pretty big things that are cruising around up there. July 3 a big one will be passing nearby and in 2009 a rock about 300 yards/meters across will be passing by closer than those geosynchronous satellites that beam our phone calls, news, Internet, and TV to us. Congress recently mandated NASA to do some planning (Near-Earth Object (NEO) Detection, Characterization and Threat Mitigation). Should we simply be about our lives and leave space alone or spend the money and effort to protect ourselves from some unknown event like that which wiped out the dinosaurs?
[Several articles at: http://www.space.com/]
2006-06-29
06:18:42
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8 answers
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asked by
Rabbit
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Science & Mathematics
➔ Astronomy & Space