- 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 from Earth make them appear as fixed points of light
- Star | Definition, Light, Names, Facts | Britannica
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 observable universe, only a very small percentage are visible to the naked eye
- Stars - NASA Science
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
- What Is a Star and How Does It Work? - ThoughtCo
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
- Fact sheet: Star - Canadian Space Agency
A star is a giant ball of hot gas that can be compared to a huge engine – hydrogen is its primary fuel Atoms in the core of stars join together in a physical reaction known as nuclear fusion, releasing large amounts of light and heat energy
- What is a Star? (article) | Stars | Khan Academy
Though stars may appear static, they rotate and vary in luminosity There are hundreds of billions of stars in the Milky Way Galaxy alone Among them is our Sun, the closest star to Earth
- Star – Definition Detailed Explanation - Sentinel Mission
Yellow Dwarf Stars: Our sun is a yellow dwarf star, with a temperature of about 5,500 degrees Celsius These stars are medium-sized and are in the middle of the temperature range
- 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
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