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 |
---|---|---|---|
3602 | 2019-10-05 23:28:44 | 92.22 | 97% |
1230 | 2017-06-05 04:48:56 | 85.67 | 97% |