earth

How fast Earth moves around the Sun
Credit: NASA/JSC
Astronomy

How fast Earth moves around the Sun

Seen from our personal point of view, our planet seems static because it does not move with respect to ourself. But in reality, Earth is in perpetual movement around the Sun and more. Once you know how fast Earth moves…

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January 17, 2023
What is the circumference of the Earth?
Earth Observation - Credit: Alex Gerst, NASA/ISS
Astronomy / NASA

What is the circumference of the Earth?

Before answering the question to know how long is the circumference of the Earth, let's look at some definitions and background information. Circumference of the Earth in historyHow to measure the circumference of the EarthThe real shape of the EarthFinally,…

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January 16, 2023