
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 …
Minnesota Star Tribune | Obituaries
Search Obituaries in Minnesota Star Tribune - a space for sharing memories: search for life stories, milestones, guestbook entries, and celebrate life of your loved ones.
Star | Definition, Light, Names, & Facts | Britannica
Oct 27, 2025 · 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 …
Stars - NASA Science
May 2, 2025 · At the beginning of the end of a star’s life, its core runs out of hydrogen to convert into helium. The energy produced by fusion creates pressure inside the star that balances …
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Stars—facts and information | National Geographic
These large, swelling stars are known as red giants. But there are different ways a star’s life can end, and its fate depends on how massive the star is.
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.
What is a star? - Cool Cosmos
A star is a huge sphere of very hot, glowing gas. Stars produce their own light and energy by a process called nuclear fusion. Fusion happens when lighter elements are forced to become …
Star - New World Encyclopedia
The apparent brightness of a star is measured by its apparent magnitude, which is the brightness of a star with respect to the star’s luminosity, distance from Earth, and the altering of the star’s …
Star - Formation, Evolution, Lifecycle | Britannica
Oct 27, 2025 · Star - Formation, Evolution, Lifecycle: Throughout the Milky Way Galaxy (and even near the Sun itself), astronomers have discovered stars that are well evolved or even …