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- Stars - NASA Science
Stars are giant balls of hot gas – mostly hydrogen, with some helium and small amounts of other elements Every star has its own life cycle, ranging from a few million to trillions of years, and its properties change as it ages Stars form in large clouds of gas and dust called molecular clouds
- Star | Definition, Light, Names, Facts | Britannica
This article describes the properties and evolution of individual stars Included in the discussion are the sizes, energetics, temperatures, masses, and chemical compositions of stars
- Star - Wikipedia
Many other stars are visible to the naked eye at night; their immense distances from Earth make them appear as fixed points of light The most prominent stars have been categorised into constellations and asterisms, and many of the brightest stars have proper names
- STARS Alliance
Coming together through STARS Alliance gives energy companies with a single nuclear station the same economies of scale as companies with multiple nuclear stations
- The Stars - Center for Planetary Sciences
False-color imagery of the Sun, a G-type main-sequence star, the closest to Earth Image courtesy of NASA What are Stars? A star is a massive, luminous sphere of plasma held together by gravity The nearest star to Earth is the Sun, which is the source of most of the energy on the planet
- Stars—facts and information | National Geographic
Stars are huge celestial bodies made mostly of hydrogen and helium that produce light and heat from the churning nuclear forges inside their cores
- Stars - WorldAtlas
Stars are massive, luminous spheres of gas, mainly composed of hydrogen, with smaller amounts of helium and other elements The lifespan of a star varies widely, generally ranging from several million to several trillion years
- Stars | Astronomy. com
Stars are spherical balls of hot, ionized gas (plasma) held together by their own gravity Stars are the most fundamental building blocks of our universe
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