Now let’s try to figure out how long it’d take to move from left to right. If each right turn takes 1 minute and each left turn takes 3 minutes, how long would you spend turning?
GPS used to have quite a different name: Navstar. The first satellite that launched for Navstar went up all the way back in 1978, with 9 out of 10 of its satellites finally making it into orbit. But the first modern and fully formed GPS satellite was launched in 1989, and what a great tradition it kicked off!