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 |
---|---|---|---|
4575 | 2017-11-16 07:32:01 | 167.80 | 99% |
4068 | 2017-07-27 18:34:46 | 162.76 | 99% |
3244 | 2017-06-12 08:51:13 | 158.24 | 99% |