ScienceCast: Record-Setting Asteroid Flyby

From the creator

Visit https://science.nasa.gov/?utm_source=science&utm_medium=youtube&utm_campaign=2026 for breaking science news. On Feb. 15th an asteroid about half the size of a football field will fly past Earth closer than many man-made satellites. Since regular sky surveys began in the 1990s, astronomers have never seen an object so big come so close to our planet.

Published 2013-01-28 · Watch on YouTube ↗
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