Assertion: spacecraft's mission | /r/CapableOf | rendezvous with halley's comet
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Source sentences:
text: The first formal technology and design effort for a solar sail began in 1976 at Jet Propulsion Laboratory for a proposed mission to rendezvous with Halley's Comet.
text: In the 1970s JPL studied many rotating blade and ring sails for a mission to rendezvous with Halley's Comet.