Radio Transmissions Seek to Measure Asteroid

An experiment conducted in Alaska used long-wavelength radio transmissions to hopefully map the mass distribution of a potentially hazardous asteroid.

Beth Johnson
4 min readJan 4, 2023

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IMAGE: A frosty landscape surrounds antennas at the High-frequency Active Auroral Research Program site in Gakona, Alaska, on Dec. 20, 2022. CREDIT: UAF/GI photo by JR Ancheta

From the high peaks of the Andes to the deep cold of the Arctic and Antarctic, space science happens in some amazing locales. The dry air…

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Beth Johnson

Planetary scientist, podcast host. Communication specialist for SETI Institute and Planetary Science Institute. Buy me a coffee: https://ko-fi.com/planetarypan