![MOONS OF JUPITER, 1995. /nThe four largest moons of the planet Jupiter, first observed by the Italian astronomer Galileo Galilei in 1610, as viewed by NASA's Hubble Space Telescope in October 1995. MOONS OF JUPITER, 1995. /nThe four largest moons of the planet Jupiter, first observed by the Italian astronomer Galileo Galilei in 1610, as viewed by NASA's Hubble Space Telescope in October 1995.](https://c8.alamy.com/comp/FG0PGE/moons-of-jupiter-1995-nthe-four-largest-moons-of-the-planet-jupiter-FG0PGE.jpg)
MOONS OF JUPITER, 1995. /nThe four largest moons of the planet Jupiter, first observed by the Italian astronomer Galileo Galilei in 1610, as viewed by NASA's Hubble Space Telescope in October 1995.
Imagination Launchpad - January 7, 1610 – Galileo Galilei Discovers Jupiter's Moons. Peering through his newly-improved 20-power homemade telescope at the planet Jupiter Galileo noticed three other points of light near the
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