Rapaire:

Yeah, but will it make phone calls, play music, and look up words?? Call up Google Maps and Wikipedia pages on any subject? Play games and send email?

Bruce: Sonar range-finding does not work in a vacuum, I imagine you can figger why. But just to satisfy your insatiable curiousity, Rigel, which is in Orion, is 237.00176 parsecs away, or 773 light years or 4,503,033,440,000,000 (about 4.503,033x10¹⁵ miles..

Rigel, for your information, has a diameter of about 100 million kilometres, some seventy times that of the Sun. It has too distant companions which form a blue double-star.

Be well, and don't get too close to any blue super-giants.


A