asteroid (2015 JD) missed earth by 3.6 lunar distances: diameter ~38 m, velocity 8.75 km/s, energy ~758 kilotons. http://tinyurl.com/nazvn32
@SpacerockDodger alerting public &organizing planetary defense against very real threat of space objects is a legitimate task for NASA.
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@DanaRohrabacher@SpacerockDodger As opposed to doing Earth Science, one supposes...Thanks. Twitter will use this to make your timeline better. UndoUndo
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Thanks Congressman
@DanaRohrabacher for your views on asteroids & need for early-detection&deflection plan.@NASA@UNOOSA@SentinelMissionThanks. Twitter will use this to make your timeline better. UndoUndo
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