--- several thousand years ago Babylonians claimed that were 4 moons around Jupiter The 4 major moons of Jupiter were discovered by Galileo in the early 1600's using a telescope --- HST observes Jupiter like Voyager did when it was less than 30 million km. away (ST 2/95-22) ---
(it; was; less than 30 million km)
it
was
less than 30 million km