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 |
---|---|---|---|
2254 | 2020-09-18 08:45:18 | 81.95 | 96% |
1246 | 2020-09-08 23:13:08 | 77.68 | 96% |