Feature Astronomy Last Call The final mission to the Hubble Space Telescope could radically transform the observatory, but the crew faces some special challenges By Ron Cowen September 12, 2008 at 11:47 am - More than 2 years ago Share this:Share Share via email (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Reddit (Opens in new window) Reddit Click to share on X (Opens in new window) X Click to print (Opens in new window) Print Normal 0 false false false MicrosoftInternetExplorer4 Loosening a half-inch screw may not sound like a job for a rocket scientist.