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  1. S.T.A.R. Training Portal - Kentucky

    Server Training in Alcohol Laws and Regulations (STAR) is a course developed by the The Kentucky Department of Alcoholic Beverage Control. This course covers the following:

  2. Star - Wikipedia

    A star is a luminous spheroid of plasma held together by self-gravity. [1] The nearest star to Earth is the Sun. Many other stars are visible to the naked eye at night; their immense distances …

  3. Star | Definition, Light, Names, & Facts | Britannica

    Jan 20, 2026 · A star is any massive self-luminous celestial body of gas that shines by radiation derived from its internal energy sources. Of the tens of billions of trillions of stars in the …

  4. Stars - NASA Science

    May 2, 2025 · A star’s gas provides its fuel, and its mass determines how rapidly it runs through its supply, with lower-mass stars burning longer, dimmer, and cooler than very massive stars.

  5. What Is a Star and How Does It Work? - ThoughtCo

    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.

  6. STAR Definition & Meaning - Merriam-Webster

    The meaning of STAR is a natural luminous body visible in the sky especially at night. How to use star in a sentence.

  7. Stars - WorldAtlas

    Sep 21, 2024 · As a star approaches the end of its lifespan, it no longer has hydrogen to transform into helium in its core. Unable to complete the nuclear fusion process, the star …

  8. What Is a Star? | Scientific American

    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. But that’s not terribly satisfying in either lexicological or physical terms.

  9. Star - Simple English Wikipedia, the free encyclopedia

    The amount of material in a star (its mass) is so huge that a nuclear reaction called nuclear fusion goes on inside it. This reaction changes hydrogen to helium and gives off heat.

  10. Types - NASA Science

    Dec 18, 2025 · The universe’s stars range in brightness, size, color, and behavior. Some types change into others very quickly, while others stay relatively unchanged over