Assertion: yacht's sail | /r/HasProperty | covered with thin solar panels
Facets:
value: to power an ion engine
type: PURPOSE
Source sentences:
text: OKEANOS (Outsized Kite-craft for Exploration and Astronautics in the Outer Solar System) is a proposed mission concept by Japan's JAXA to Jupiter's Trojan asteroids using a hybrid solar sail for propulsion; the sail is covered with thin solar panels to power an ion engine.