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 |
---|---|---|---|
6909 | 2020-12-20 10:45:27 | 70.53 | 95% |
8 | 2020-08-09 20:02:02 | 77.92 | 97% |