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jan 1, 1610 - Galileo made the first telescopic observation.

Description:

Shortle after the invention of the telescope, Galileo made the first observation through a telescope, discovering Jupiter's moon, craters and Venus's phases

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Space

ByDarren GUAN
9 Dec 2019
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409

Date:

jan 1, 1610
Now
~ 415 years ago

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