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 |
---|---|---|---|
2139 | 2020-04-16 08:09:42 | 141.86 | 99% |
2138 | 2020-04-16 08:09:08 | 115.30 | 97% |