- 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
- 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
- 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
- What are stars? - BBC Sky at Night Magazine
Stars are a fundamental component in the Universe and collectively form star clusters, galaxies and galaxy clusters Find out more about star names, star clusters to see with the naked eye, how to photograph stars and the science of stardust
- 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
- What Is a Star and How Does It Work? - ThoughtCo
Stars are huge balls of hot, glowing gas that make light and heat through fusion Stars come in different sizes and colors, and each one has a life cycle like our Sun As stars die, they spread elements in space that help make new stars, planets, and life
- List of proper names of stars - Wikipedia
These names of stars that have either been approved by the International Astronomical Union or which have been in somewhat recent use IAU approval comes mostly from its Working Group on Star Names, which has been publishing a "List of IAU-approved Star Names" since 2016 As of November 2025, the list included a total of 519 proper names of
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