> The reason it's so good is due to the lack of clouds most times, and the extreme dryness of the air as the article pointed out. In addition to those, it's ve

> The reason it's so good is due to the lack of clouds most times, and the extreme dryness of the air as the article pointed out. In addition to those, it's very good for stargazing because of the "smoothness" of the air. The best places to stargaze are high elevation areas that have direct prominence, and therefore direct airflow, from bodies of water. It's also why Hawaii is such a stellar (pun intended?) place for huge telescopes.