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@NASA’s Planetary Defense Coordination Office detects, tracks, and characterizes Near-Earth Objects (NEOs) to enable mitigation of potential future NEO impacts.

NASA Asteroid Watch@AsteroidWatch·

September 21, 2021

In 2017, our #PlanetaryDefense experts helped discover the first identified interstellar object –– ‘Oumuamua. Today (Sept 21) at 7:30pm ET, @NASA’s Universe of Learning will bring together astronomers to help us understand what ‘Oumuamua actually is. More: https://universeunplugged.ipac.caltech.edu/article/3

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NASA@NASA·

September 15, 2021

Do we know about ALL the asteroids? We know about the vast majority of larger ones and none of those pose a threat, but space is big, so we're always on the lookout. Our @AsteroidWatch expert Dr. Amy Mainzer explains: https://youtu.be/DyA5PJCrxoM

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NASA Asteroid Watch@AsteroidWatch·

September 10, 2021

The #DARTmission is @NASA’s first #PlanetaryDefense test mission and will impact an asteroid to demonstrate a technique that could be used in the future to protect Earth from a potential impact. #CountdownToLaunch on November 24! Learn more: https://go.nasa.gov/3reNs9A

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