As one of the five planets visible from the Earth with the naked eye, Jupiter was independently seen and discovered by many ancient civilizations. While no specific year can be definitively attributed to Jupiter's discov... More » Science Astronomy Planets

It is not known who first discovered Jupiter. The planet has, however, been recognized since ancient times. Ancient astronomers named it after the Roman god Jupiter, who was the head of the gods. More » Science Astronomy Planets

No one knows when Jupiter was discovered. The planet was known to the ancients and named after the chief god of the Romans. However, it's believed that the Chinese astronomer Gan De discovered one of Jupiter's many moons... More » Science Astronomy Planets
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