
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 …
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 · 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.
Star Magazine | Celebrity News, Exclusives, Photos and Videos
Star Magazine | Celebrity News, Exclusives, Photos and Videos
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.
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.
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.
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? (article) | Stars | Khan Academy
Where Do Stars Come From? Every star forms in a huge cloud of gas and dust. Over time, gravity causes the cloud to contract, drawing the gas closer and closer together. As more gas …
What is a Star? - Universe Guide
Oct 26, 2025 · The simplest way to describe a star is that it is a great ball of fire, but it is more complicated than that. A star is a giant ball of hydrogen turning into helium through nuclear …