Answer: Really, Really Big and Empty Here is another visualization of just how big the solar system is, and how much empty space exists. That’s why we call it “space,” after all. It’s called “If the Moon Were Only 1 Pixel,” and it was created by Josh Worth art and design.
Answer: Really Big The BBC has created a fun interactive called “Space Race” that gives you a sense of just how big the solar system is. [Hat tip: io9]
From PBS’s It’s Okay to be Smart, a video on how big the solar system is:
This is very, very cool: eyes.nasa.gov Take a trip through the Solar System, including the locations of NASA spacecraft.