Many such assemblages are so enormous that they contain hundreds of billions of stars. [1][2] the word is derived from the greek galaxias (γαλαξίας), literally. Find out about galaxy formation and the history of their study.
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A galaxy is a huge collection of gas, dust, and billions of stars and their solar systems, all held together by gravity. Contohnya adalah galaksi cincin, yang. Ada beberapa yang disebut dengan galaxy dwarf sebab bentuknya yang lebih kecil dibandingkan galaksi pada umumnya, contohnya adalah m110.
However, if you observe some.
Galaxies can organize into groups of about 100 or fewer members held together by. A galaxy is a system of stars, stellar remnants, interstellar gas, dust, and dark matter bound together by gravity. 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. When you look at a normal galaxy, most of the light comes from the stars in visible wavelengths and is evenly distributed throughout the galaxy.
Beberapa yang lainnya disebut dengan. Galaxy, any of the systems of stars and interstellar matter that make up the universe. We live on a planet. What is a galaxy, and what are the different types found in the universe?
Astronomers think the youngest known galaxy formed approximately 500 million years ago.
