1 Massage the twitch muscle with your finger for 15 seconds. 2  Usually there are other muscles that twitch like leg cramps, so take 500mg of magnesium citrate capsule daily. 3  If you have headaches, massage the knot at the back of your neck for release.
1 In one of the NASA Space Shuttles, about 76,526 earth years (38,263 earth years one way). 2  1 light-year is 5.8 trillion miles and the maximum speed of a NASA Space Shuttle is 17,500 miles per hour. 3  The fastest unmanned space craft traveled 157,000 mph.
up vote 5 down vote. We don't directly measure distances to anything light years away by timing light. Light year is just a unit of distance like a mile or kilometer. We know how fast light goes in 1 second, we know how many seconds in a year and so we know how many meters (or miles) are in a light year.