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 |
|---|---|---|---|
| 1573 | 2017-09-05 20:27:52 | 74.80 | 98% |
| 1503 | 2017-09-05 17:51:10 | 70.39 | 99% |