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 |
---|---|---|---|
1543 | 2020-05-03 18:14:04 | 76.89 | 98% |
1197 | 2020-04-19 13:35:41 | 75.31 | 96% |