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A tiny asteroid harmlessly lit up the sky in Canada on Nov. 19 – and astronomers saw it coming. It was detected 3.5 hours before impact, and then @nasa’s Scout impact hazard assessment system calculated where and when it would enter Earth’s atmosphere. http://go.nasa.gov/3GDaO2Y
#NASAJPL

NASA Program Predicted Impact of Small Asteroid Over Ontario, Canada

2022 WJ1 was a tiny asteroid on a collision course with Earth. But astronomers saw it coming, and NASA’s Scout impact hazard assessment system calculated where it would hit.
NASA Jet Propulsion Laboratory (JPL)
#nasajpl @NASA
in reply to NASA

Jemppu Malkki
Jemppu Malkki
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Wow, gorgeous shot. I saw a streak exactly like this speed by one night last year. Eerily magical, fraction of a second encounter.

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