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Bookmark or Share- What’s a galaxy? All you need to know - EarthSkyHave you ever wondered what is a galaxy or how many galaxies are in the universe? Here’s the Webb telescope’s 1st Deep Field, released in July 2022. This near-infrared image of the galaxy cluster...
- What Is a Galaxy? | NASA Space Place – NASA Science for KidsWhat Is a Galaxy? A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems, all held together by gravity. We live on a planet called Earth that is part of our solar system. But where is our solar system? It’s a small part of the Milky Way Galaxy.
- Galaxy - WikipediaA galaxy is a system of stars, stellar remnants, interstellar gas, dust, and dark matter bound together by gravity. [1] [2] The word is derived from the Greek galaxias (γαλαξίας), literally 'milky', a reference to the Milky Way galaxy that contains the Solar System.
- How Galaxies Work - HowStuffWorksGalaxies are large systems of stars, gas, dust and dark matter that orbits a center and is bound by gravity. Learn about the characteristics of galaxies.
- Galaxies - NASA ScienceGalaxies consist of stars, planets, and vast clouds of gas and dust, all bound together by gravity. The largest contain trillions of stars and can be more than a million light-years across. The smallest can contain a few thousand stars and span just a few hundred light-years.
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