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And it makes it amazing that we actually did use Earth-based radar to study the planet Mercury. Before the Messenger spacecraft, some of our best science about
by dzdt 9y ago
And it makes it amazing that we actually did use Earth-based radar to study the planet Mercury. Before the Messenger spacecraft, some of our best science about Mercury came from Arecibo radar observations.
- farnsworth 9y agoArecibo is a radio telescope, not radar. It receives radio waves transmitted by objects in space, but doesn't send and bounce them off objects.
- thirdhaf 9y agoArecibo is and has been used for radar astronomy as well https://en.m.wikipedia.org/wiki/Radar_astronomy https://en.m.wikipedia.org/wiki/Radar_astronomy
- farnsworth 9y agoWhoa, I had no idea - thanks! Should have mentioned that IANAAstronomer.
- deleted 9y ago[deleted]
- MaysonL 9y agoFor an interesting outline of this, see: http://www.naic.edu/~pradar/radarpage.html http://www.naic.edu/~pradar/radarpage.html Title: "Solar System Studies at Arecibo Observatory" Subtitle: "Introduction to Planetary Radar"