Near-Earth Asteroids Discovered To Date | Planetary Defense: By the Numbers April 2024
Description
What do we know about the asteroids and comets in Earth's neighborhood? Planetary defense — which includes finding, tracking, and characterizing these near-Earth objects — is part of our mission. Here's what we've found so far.
Learn more about Planetary Defense at NASA: https://www.nasa.gov/planetarydefense
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