
Register for STAR or update your STAR registration
Nov 21, 2025 · The STAR program can save homeowners hundreds of dollars each year. You only need to register once, and the Tax Department will issue a STAR credit payment to you …
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.
What is a Star? Types, Life Cycle, and Fascinating Facts
May 3, 2025 · What Is a Star? A star is a luminous sphere of plasma held together by gravity. It generates energy through nuclear fusion in its core — a process in which lighter atomic nuclei …
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.
The Stars - Center for Planetary Sciences
A star begins as a collapsing cloud of material composed primarily of hydrogen, along with helium and trace amounts of heavier elements. Once the stellar core is sufficiently dense, hydrogen …
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 …
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 | Astronomy.com
Nov 20, 2025 · In this artist’s rendition, the newly discovered planet is shown as a hot, rocky, geologically-active world glowing in the deep red light of its nearby parent star, the M dwarf …