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 |
|---|---|---|---|
| 835 | 2017-02-12 04:01:04 | 94.99 | 92% |
| 506 | 2017-01-23 05:04:20 | 85.56 | 89% |