Rosetta comet landing reaction BBC News

Subscribe to BBC News Subscribe to BBC News HERE It s landed I ve waited years for this, Professor Monica Grady has said, on finding out that the robot probe Philae had landed on a comet. The landing caps a 6. 4 billionkilometre journey that was begun a decade ago. Prof Grady of the Open University worked on a tool of the project called Ptolemy a shoeboxsized gas analysis instrument. She was in on the Philae lander project from its earliest days and jump