Galileo Spots Jupiter's Moons: The Church Won't Like This
Galileo spotted three faint stars near Jupiter that shifted positions nightly, proving they orbited the giant planet rather than Earth. This discovery shattered Aristotelian cosmology by revealing a second center of motion in the heavens, compelling astronomers to abandon geocentric models and accept a solar system where planets could have their own moons.
January 7, 1610
416 years ago
Key Figures & Places
What Else Happened on January 7
Caesar heard the Senate's ultimatum and grinned. Twelve years of political maneuvering had led to this moment. The tribunes Mark Antony and Quintus Cassius race…
K’inich Kan Bahlam II. besteigt als Nachfolger seines im Vorjahr verstorbenen Vaters K'inich Janaab Pakal I. den Thron von Palenque. Er führt die intensive Baut…
The Byzantine palace looked more like a street brawl. Nikephoritzes, the tax collector everyone despised, was about to learn how much people hated him. Crowds s…
Mathilde l'Emperesse épouse l'empereur romain germanique Henri V du Saint-Empire à Worms.
He was 26 and stepping into a kingdom shaped by his father's careful political maneuvering. Alfonso IV would become known as the Brave, but not for battlefield …
Der Bischof von Stavanger, Guttorm Pålsson, ist der letzte dokumentierte Todesfall der großen Pestepidemie in Norwegen als Teil der Pest-Pandemie, der von 1347 …
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