sling shot
https://tucson.com/news/science/spacecraft-photographs-space-odyssey-moon/article_47a1115e-cc04-51d8-93a4-cbb44c372450.html
sling shot
https://tucson.com/news/science/spacecraft-photographs-space-odyssey-moon/article_47a1115e-cc04-51d8-93a4-cbb44c372450.html