The sun is a star. Billions of stars are like it.
It is a yellow dwarf, a medium-size star.
It is a ball of gas. You could not stand on it.
It would take 1.3 million Earths to fill the sun.
The sun is about 93 million miles away.
Its light takes about 8 minutes to reach Earth.
Its surface is about 10,000 degrees Fahrenheit.
Sunspots are dark, cooler spots on the sun.
Never look at the sun without special eye protection.
Its light and heat warm Earth. Most life needs its energy.
Words to know
- dwarf: medium-size star
- sunspots: cooler dark spots