Portal:Spaceflight/Did you know/2008 Fortnight 13

…the record for the longest manned spaceflight stands at 437.7 days, which was set by Valeriy Polyakov aboard Mir (pictured)?
…the Voskhod spacecraft was so cramped that the crew of Voskhod 1 were unable to wear spacesuits?
…the upper stage of the GX rocket will be fuelled by liquid natural gas?