Posts in Astronomy

by ngoctuanuni
May 3, 2020

Gravity – Past to the future

Gravity is one of the most popular concepts in this world. You don’t need to study […]
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by ngoctuanuni
April 30, 2020

Black Hole – Part 2

This is a follow up to my previous post on Black Hole. On April 10th, 2019, […]
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by ngoctuanuni
March 22, 2020

Black Hole – Part 1

When I was a little kid, I kept wondering how can there be a thing bigger […]
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