The heliocentric system of the world: from Aristarchus to Newton

For the first time, the idea that the Earth revolves around the Sun arose in the minds of ancient Greek

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Measure the distance of the moon and its radius

Our natural satellite, the Moon, has been attracting people’s views for more than one millennium. It is the second brightest

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What is the structure of the Universe? Geometry of spacetime

The Einstein equation predicts several possible ways for the Universe to evolve in time and space. What are these predictions, and how do they

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Galaxies, Stars & Constellations brief Study with Facts

A brief study of Galaxy, Stars and Constellations What is a galaxy? A galaxy is a massive space that contains

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4 Biggest Questions about the Universe

HOW DID THE UNIVERSE BEGIN?
HOW DID WE GET HERE?
WHERE ARE WE GOING?
ARE WE ALONE?

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Facts of Universe Cycle/Oscillating Model

Cyclic Universe Theory The Universe functions as a cycle. We can first look at how physics equations actually operate to

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