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 |
|---|---|---|---|
| 719 | 2019-07-09 12:56:41 | 64.86 | 98% |
| 507 | 2019-06-13 04:14:22 | 66.34 | 98% |