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 |
---|---|---|---|
2567 | 2020-11-17 15:54:53 | 92.91 | 98% |
2410 | 2017-07-24 16:24:32 | 92.63 | 99% |