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Asteroid/comet probes. Any real point in them?



 
 
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Old March 21st 19, 10:45 PM posted to sci.astro.amateur
RichA[_6_]
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Default Asteroid/comet probes. Any real point in them?

Can't they get most of what they need from spectroscopy? I guess you could see the landings as proving equipment, or as test-beds, cheaper than real planetary probes.
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