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 |
|---|---|---|---|
| 831 | 2017-03-07 15:10:21 | 58.66 | 92% |
| 649 | 2017-02-25 12:37:00 | 69.86 | 96% |
| 574 | 2017-02-20 14:49:23 | 63.20 | 94% |