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.
by John Carl Villanueva on September 10, 2009. 1 light year is the distance light can travel in vacuum in one yearâs time. This distance is equivalent to roughly 9,461,000,000,000 km or 5,878,000,000,000 miles.This is such a large distance. For comparison, consider the circumference of the Earth when measured at the equator: 40,075 km.This visible-light image shows the galaxy dubbed UGC 3789, which is 160 million light-years from Earth.hat assignment is given to the parsec. 1 parsec is approximately equal to 3.26 light years. Another commonly used unit of distance is the astronomical unit or AU, wherein 1 AU is the average distance between the Earth and the Sun, and is roughly equivalent to 150,000,000 km.