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 |
|---|---|---|---|
| 25991 | 2018-03-02 14:18:50 | 106.70 | 97% |
| 20098 | 2018-01-03 05:48:12 | 100.91 | 98% |
| 15334 | 2017-07-27 18:29:29 | 107.41 | 99% |