Arecibo observatory scientists help unravel surprise asteroid mystery - Science Daily

Specifications from an asteroid that made headline news in 2019 because it appeared to come out of nowhere and was traveling fast has just been published.

When asteroid 2019 OK suddenly appeared barreling toward Earth on July 25, 2019, Luisa Fernanda Zambrano-Marin and the team at the Arecibo Observatory in Puerto Rico jumped into action.After getting … [+5561 chars]

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