- The star that is closest to the Earth is the sun.
- A Star is a gigantic, glowing ball of plasma.
- Stars are first formed as clouds of dust and gas.
- Stars give off a tremendous amount of energy in the form of light and heat.
- Most stars are between 1 billion and 10 billion years old.
- Stars that have really strong gravity grow smaller over time and eventually turn into black holes.
- The hottest stars give off a bluish light while the cooler stars give off a reddish light.
- Stars seem to twinkle because their light travels through the earth’s atmosphere and the turbulence in the atmosphere affects the way stars are seen.
- All the stars that make up the Milky Way Galaxy revolve around the center of the galaxy once every 200 million years or so.
- The oldest star that has been discovered is HE 1523-0901, which is an estimated 13.2 billion years old.
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Astronomy for Kids
BBC Space: Stars
Constellations and Their Stars
Cosmobrain: Astronomy & Astrophysics
How Stuff Works: How Stars Work
Hunt For Alien Worlds: Be a Star Gazer
Like A Diamond in the Sky
Measuring the Stars
Planets, Moons, & Stars
Space Telescope Science Institute: Quasars
Stars and Galaxies
Table of Constellations
The Hunter In The Sky
Ursa Major 1
What is a Falling Star?