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 |
---|---|---|---|
2277 | 2020-05-22 02:29:28 | 114.09 | 99% |
2116 | 2019-05-04 23:33:42 | 109.86 | 99% |