Galaxy marbles game. Our own galaxy, the Milky Way, is around 100,000 light-years in diameter. We live on a planet called Earth that is part of our solar system. The smallest can contain a few thousand stars and span just a few hundred light-years. . 3 days ago · What Is a Galaxy? The Short Answer: A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems, all held together by gravity. May 2, 2025 · Galaxies consist of stars, planets, and vast clouds of gas and dust, all bound together by gravity. Mar 19, 2025 · The Basics: What Is a Galaxy, Really? At its core, a galaxy is a massive, gravitationally bound system consisting of stars, stellar remnants, interstellar gas, dust, and dark matter. The Milky Way contains stars that came from other galaxies, which merged with or were eaten by our galaxy. The latest news, scores, highlights and stats from the LA Galaxy. The largest contain trillions of stars and can be more than a million light-years across. Mar 23, 2025 · A galaxy can contain hundreds of billions of stars and be many thousands of light-years across. Since '96. May 9, 2025 · In modern times, though, we use “galaxy” more generically to refer to any large system of stars, gas, dust and dark matter, all held together by their mutual gravity. Galaxies usually exist in clusters, some of which measure hundreds of millions of light-years across. A galaxy is a system of stars, stellar remnants, interstellar gas, dust, and dark matter bound together by gravity. What is a galaxy, and what are the different types found in the Universe? Find out about galaxy formation and the history of their study. [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. Many such assemblages are so enormous that they contain hundreds of billions of stars. A galaxy is a system of stars, stellar remnants, interstellar gas, dust, and dark matter bound together by gravity. For those reasons, the halo is important for understanding our galaxy’s overall behavior and interactions with other galaxies, as well as the nature of dark matter. But where is our solar system? It’s a small part of the Milky Way Galaxy. Sep 16, 2025 · A galaxy is any of the systems of stars and interstellar matter that make up the universe. Personalised advertising and content, advertising and content measurement, audience research and services development. issb djzjo s5r kgnii t9pr5h g8m qlte 62ya r9f vs9sw4hu