Near Earth Objects/Planetary Defense –

NASA says there are around 28,000 comets and asteroids in our planet’s neighborhood, and more are being discovered every day. Fortunately, the space agency also says the chances of a major collision are pretty slim. dr Paul Chodas, director of NASA’s Center for Near-Earth Object Studies, joins Rick Pantaleo to discuss asteroids and other near-Earth objects at the Science Edition of Press Conference USA.

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