NASA to crash spacecraft into asteroid to test planetary defense: What to know
Fox News
NASA's Double Asteroid Redirection Test (DART) mission, the world's first planetary defense test mission, is scheduled to launch early Wednesday morning.
DART, which is targeting an asteroid that is not a threat to Earth, is set to launch no earlier than 1:20 a.m. EST on a SpaceX Falcon 9 rocket from Vandenberg Space Force Base in California.
The spacecraft – traveling at a speed of roughly 6.6 kilometers per second – is headed for the small moonlet asteroid Dimorphos, which orbits a larger companion asteroid called Didymos.
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