Assertion: voyager probe | /r/HasProperty | launched on september
Facets:
Source sentences:
text: The Voyager 1 probe was launched on September 5, 1977, from Launch Complex 41 at the Cape Canaveral Air Force Station, aboard a Titan IIIE launch vehicle.
text: Two weeks later, the twin Voyager 1 probe was launched on September 5, 1977.