We're just a day away from the greatest show ABOVE Earth ... which, of course, CBS News will bring tomorrow afternoon. Right now, though, thoughts from bestselling author Bill Nye, the Science Guy:

Tomorrow, we will have a chance to experience a total eclipse of the Sun. The Moon, which itself is probably the product of a four-and-a-half-billion-year-old celestial collision, will pass between us and our life-giving star, the Sun.

If you're in the path of totality, day will turn to night. The heat of a summer midday will briefly turn cool. Stars, otherwise invisible during the day, will emerge from the darkness. 

It's a wonderful, awe-inspiring interlude. But be safe! An eclipse can become so fascinating that one can end up staring right at the Sun for minutes on end. As I'm sure you've heard, be sure to wear proper eye protection. 

Read more at CBSNews.com.