    Sentence 1: Launched fim the space shuttle Ailantis in’ 1989  Galileo wilt have:trayelled. about 46 billioré kiloitieties by  “the time it hits Jupiter    Seritence,2: Launched. from spacé shutile- Atlantis ( news  ‘web sites } in 1989", Galileo will’have waveléd: about 2:8  Dillion miles by'the yitve it hits Jupiier    