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Technologie et science

The Milky Way

The Milky Way is the galaxy that includes the Solar System, with the name describing the galaxy's appearance from Earth.

mercredi 22 févr. Il y a 1 mois
The Milky Way
5 min

The Milky Way is a galaxy, a big group of stars, gas, and dust that goes across the sky. The Milky Way has over 100 billion stars and is very big. It's about 100,000 light-years long.

The Milky Way is a spiral galaxy, which means it has a middle part shaped like a bar and arms that spin around it. The spiral arms contain large amounts of gas and dust, where new stars are formed.

At the center of the Milky Way lies a supermassive black hole, which has a gravitational pull strong enough to affect the orbits of nearby stars. However, it is not visible to the naked eye.

When we look up at the sky at night, we can see the Milky Way. It looks like a band of light. This band is made of billions of stars that are too small to see on their own. It's easiest to see the Milky Way when there's not a lot of light around, like in the countryside.

Understanding the Milky Way is important if we want to learn more about space. It helps us know more about where we are in the universe.

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