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On This Day: Iapetus Discovered by Giovanni Cassini!

From Space.com · October 25, 2026
On This Day: Iapetus Discovered by Giovanni Cassini!

On October 25, 1671, astronomer Giovanni Cassini discovered Iapetus, one of Saturn's moons! This discovery is significant in the field of astronomy and helps us understand our solar system better. Learning about historical discoveries can inspire kids to explore space and science.

Based on reporting from Space.com. Read the original story →