When you observe the sky for several months, you will see that the planets evolve slowly through the stars. Former observers have noticed that in a few years, the planets…
Constellations
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A constellation is a group of stars that are considered to form imaginary outlines or meaningful patterns on the celestial sphere, typically representing animals, mythological people or gods, mythological creatures,…
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A black hole is a very special star. It’s a dead star that has collapsed on itself and ends up measuring only a few kilometers in diameter. Its attraction is…
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