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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 …

Dec 20, 2025 · 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.

May 2, 2025 · 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 …

Stars are massive, luminous celestial bodies that can be seen in the night sky with the naked eye. Some stars glow red or yellow, while other stars glow blue or white.

Stars are one of the most mesmerising celestial objects in the universe. A star may seem like a little ball of light twinkling in the sky, but they are some of the most massive and heavy objects in the universe.

Atoms in the core of stars join together in a physical reaction known as nuclear fusion, releasing large amounts of light and heat energy. Most stars have planets orbiting them.

An interactive planetarium application to explore the night sky and discover constellations, planets, asteroids and other celestial objects visible from any location.

Interactive night sky map for any location. Which planets, stars, constellations, and comets are visible tonight?

Stars are a fundamental building block in the universe and dominate the night sky seen with the unaided eye. The Sun is considered a benchmark for middle-aged stars, formed from a cloud of gas and dust …