More than a year ago, in July 2007, International Space Station astronauts threw an obsolete, refrigerator-sized ammonia reservoir overboard. Ever since, the 1400-lb piece of space junk has been circling Earth in a decaying orbit - and now it is about to re-enter
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.