So, you've just put the finishing touches on upgrades to your spaceship, and now it can fly at almost the speed of light. We're not quite sure how you pulled it off, but congratulations!
Before you fly off on your next vacation, however, watch this handy video to learn more about near-light-speed safety considerations, travel times, and distances between some popular destinations around the universe.
You can also download shorter clips from the video and printable postcards to send to your friends.
Near Light Speed 101: Effects of Near-light-speed Travel
Travel at near the speed of light offers a few quirks you should be aware of, from time and space weirdness to protecting yourself from dangerous cosmic particles. This video covers some of the important ones!
Credit: NASA's Goddard Space Flight Center
Music: "Dinner With the Vicar" from Universal Production Music
If you take a trip at near the speed of light, you won't just feel younger when you get back. You'll BE younger!\* Send this postcard to your friends the next time you return from a trip at near light speed.