As for Mars, Swift knew that earth had one moon -- and Jupiter four --Galileo has demonstrated that in the "Starry Message."
(Galileo; has demonstrated; that; L:in the "Starry Message) (Swift; knew; that earth had one moon -- and Jupiter four) Context(Swift knew,List([13, 23))):(earth; had; one moon)
Swift knew,List([13, 23))
Galileo Swift earth
has demonstrated knew had
that L:in the "Starry Message
that earth had one moon -- and Jupiter four
one moon