Space | What Does The Color Of A Star Indicate?
What does the color of a star indicate?
The color of a star is an indication of its brightness, temperature, and age. Stars are classified into groups called "spectral types." From oldest to youngest and hottest to coolest, the types of stars are:
| Temperature | |||
| Type | Color | Fahrenheit | Celsius |
| O | Blue | 45,000-75,000 | 25,000-40,000 |
| B | Blue | 20,800-45,000 | 11,000-20,000 |
| A | Blue-white | 13,500-20,000 | 7,500-11,000 |
| F | White | 10,800-13,500 | 6,000-7,500 |
| G | Yellow | 9,000-10,800 | 5,000-6,000 |
| K | Orange | ...||
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