Hurray for space travel! It was on this day (April 12) back in 1961 that Yuri Gagarin first blasted off into space! What else space-worthy happened on this day? Well in 1981 the first space shuttle flight took off!
Read all about it and make your space-out party plans here:
http://cosmiclog.msnbc.msn.com/archive/2008/04/11/879319.aspx