No one has ever witnessed the complete evolution of any star from birth to death. Stars take a very long time - millions, billions, even trillions of years - to evolve. Yet in less than a century, astronomers have developed a comprehensive theory of stellar evolution that is one of the best-tested in all of astronomy.
| Game | Time | WPM | Accuracy |
|---|---|---|---|
| 3118 | 2019-11-06 05:31:16 | 69.96 | 96% |
| 133 | 2018-12-05 12:27:51 | 67.61 | 98% |