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 |
---|---|---|---|
4048 | 2017-11-18 20:33:22 | 108.34 | 100% |
2199 | 2017-08-08 18:08:00 | 94.66 | 98% |