Carl Sagan’s solar sail is finally ready to fly

asteroid
2019-06-22T15:48:13Z

Link URL: https://www.popularmechanics.com/space/satellites/a28138148/solar-sail-ready-to-fly/

Comments URL: https://tildes.net/~space/es5/carl_sagans_solar_sail_is_finally_ready_to_fly

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