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radar astronomy


from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The branch of astronomy that studies bodies in the solar system by analyzing the reflections of radio waves sent from Earth.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A technique that uses radar echoes to examine bodies within the solar system, obtaining information about size, shape, topography, surface density, spin etc.


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