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 |
|---|---|---|---|
| 5613 | 2017-11-29 18:35:48 | 88.07 | 95% |
| 5401 | 2017-11-26 19:15:02 | 121.63 | 99% |