OKEANOS

proposed mission concept to Jupiter's Trojan asteroids using a hybrid solar sail & a solar powered ion engine propulsion. 
Jupiter and Trojan Asteroid Explorer, Jupiter Trojan Asteroid Explorer, Oversize Kite-craft for Exploration and Astronautics in the Outer Solar System

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Wikidata
Japan, 

• Google Knowledge entry^@
  

Japan Aerospace Exploration Agency – robotic spacecraft – space probe – uncrewed spacecraft – 

Frameless

Type	Date	Description	Keywords	Notes	Source
link		Google Knowledge entry@			Wikidata

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