What is space junk? A 1996 comedy film starring Bugs Bunny and Michael Jordan? Close, that’s Space Jam. Space junk is leftover debris orbiting the earth from all the decades of human space travel; satellite parts, old spacecrafts, fragments. A cosmic junkyard. And it’s not good - in fact, it’s very bad for current and future space travel. Luckily a young Stanford student is on it, so without further ado, Amber Yang.