NASA’s Planetary Radar Images Slowly Spinning Asteroid

The day before asteroid 2008 OS7 made its close approach with Earth on Feb. 2, this series of images was captured by the powerful 230-foot (70-meter) Goldstone Solar System Radar antenna near Barstow, California. During the close approach of 2008 OS7 with Earth on Feb. 2, the agency’s Deep […]

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