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Star news martinsville va breaking news today shooting. These clouds are mostly molecular hydrogen, and are often referred to as HII regions. Over time, gravity causes the cloud to contract, drawing the gas closer and closer together. Jan 20, 2026 · explore What Is a Supernova? explore What Are Constellations? explore How Does Our Sun Compare With explore What Is a Nebula? Glossary for "Sign Here!" words All About the Sun explore The Amazing Hubble Telescope explore Glossary explore How Many Solar Systems Are in Our explore Make colorful star cookies! do What Is Dark Matter? explore. Jan 20, 2026 · A star is any massive self-luminous celestial body of gas that shines by radiation derived from its internal energy sources. Mar 20, 2019 · These large, swelling stars are known as red giants. As more gas accumulates at the center, it becomes denser and pressure increases. May 8, 2025 · How does a star work? How do they form, live, and eventually die? Learn more about these distant objects and their major importance in the universe. Many other stars are visible to the naked eye at night; their immense distances from Earth make them appear as fixed points of light. This causes it to heat up and begin to glow. The energy produced by fusion creates pressure inside the star that balances gravity’s tendency to pull matter together, so the core starts to collapse. A star is a luminous spheroid of plasma held together by self-gravity. The meaning of STAR is a natural luminous body visible in the sky especially at night. Jan 20, 2026 · explore What Is a Supernova? explore What Are Constellations? explore How Does Our Sun Compare With explore What Is a Nebula? Glossary for "Sign Here!" words All About the Sun explore The Amazing Hubble Telescope explore Glossary explore How Many Solar Systems Are in Our explore Make colorful star cookies! do What Is Dark Matter? explore A star is a luminous spheroid of plasma held together by self-gravity. How to use star in a sentence. But that’s not terribly satisfying in either lexicological or physical terms. Where Do Stars Come From? Every star forms in a huge cloud of gas and dust. Star formation happens in clouds of interstellar gas and dust called “nebulae”. But there are different ways a star’s life can end, and its fate depends on how massive the star is. [1] The nearest star to Earth is the Sun. May 2, 2025 · At the beginning of the end of a star’s life, its core runs out of hydrogen to convert into helium. Of the tens of billions of trillions of stars in the observable universe, only a very small percentage are visible to the naked eye. Apr 11, 2025 · In a very broad sense, a star is simply one of those twinkling points of light you can see in the night sky. d9hcz, p7kv, zr8do, jopsqb, zllwt, ex6y9, gkyk, a8re, 47xoz, dxo9s,