Color Your World
Color the picture by clicking on a color swatch at the bottom of the image then click on the image where you want to apply that color. Color off-line by downloading and printing the pdf version.
The sun is unique. It is among the top 10% (by mass) of stars in its neighborhood. It has the ideal size to support life on earth. It is a single star as most stars exist in multiple-star systems. A planet in a multiple-star system would suffer extreme temperature variations. It is our primary heat source for our weather.
Learn more about weather and weather safety in JetStream - An Online School for Weather.