Star Classification

Star Classification

Stars are massive, glowing spheres of gas that generate energy through nuclear fusion. They vary in size, color, and temperature. Scientists classify stars based on their temperature, brightness, and composition. One key tool used for this classification is the Hertzsprung-Russell (H-R) diagram, which o...

All the stars we see in the night sky don't look the same. If you observe closely, you'll see that stars vary in color and size.

The different colors of stars are related to their surface temperature. Stars with relatively lower temperatures appear red, warmer stars are orange or yellow like the Sun, and the hottest stars shine blue-white ...