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 |
---|---|---|---|
10803 | 2020-12-20 07:36:10 | 88.66 | 97% |
7470 | 2020-08-10 16:30:15 | 90.41 | 97% |