NASA Planetary
ABC News
Center for Near Earth Object Studies
Wordon
DART
Lindley Johnson
Paul Chodas
Pete Worden
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Earth
earth
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Luxembourg
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'We have objects, asteroids of this size that pass within 5 million miles of the earth six, seven times out of the year," he said. About 25 asteroids are expected to fly within 5 million miles of the earth in the next 60 days, and smaller asteroids pass even closer "all the time," Johnson said. It's just a matter of time before another asteroid is poised to hit the Earth, "so we need to be vigilant to detect and detract these objects," Johnson said.
As said here by Julia Jacobo