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How did previous generations of scientists think of the Universe, and how has that understanding changed over time?Key facts
- Cosmology, or "science of the world," began in ancient Greece.
- Aristotle (300 - 210 BC) taught that the Sun and planets orbited the Earth.
- The heliocentric model (supported from 1500 AD) placed the Sun at the center of the Universe.
- The Sun is in fact the center of the Solar System, which is a small part of the whole Universe.
Transcript
Cosmology is the study of the Universe
It means 'science of the world'
500 BC - 300 BC
Cosmology began with the ancient Greeks
Aristotle taught that stars and planets circled the Earth
300 BC - 210 BC
Heliocentric model was proposed
This put the Sun at the center …
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