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 |
---|---|---|---|
7770 | 2018-05-01 19:37:12 | 109.42 | 99% |
7488 | 2018-04-26 12:43:42 | 112.88 | 100% |
7116 | 2018-04-22 12:28:11 | 104.66 | 99% |