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 |
|---|---|---|---|
| 2906 | 2019-06-10 10:41:49 | 89.67 | 100% |
| 2580 | 2017-10-29 06:29:36 | 76.43 | 97% |