I loved to go to the Hansen planetarium in Salt Lake City as a kid to learn about the night sky. I remember when they swapped out the star projector with the fi

I loved to go to the Hansen planetarium in Salt Lake City as a kid to learn about the night sky. I remember when they swapped out the star projector with the first digital projector made by Evans & Sutherland in the early '80s. The stars weren't as sharp as the old system, but getting to virtually travel to other stars in our galaxy and see the constellations change shape from those new vantage points was a real trip.