From Lou Mayo (NASA):  History will be made today as a spacecraft touches down on a comst! The ESA Rosetta spacecraft has released its Philae lander on target for Comet 67P C-G. Touchdown is expected at around 11am EST. You can watch the feed on NASA TV beginning at 9am EST. Check out the details of this amazing accomplishment in human history at http://rosetta.jpl.nasa.gov/.  Also, live coverage can be found here: http://new.livestream.com/ESA/cometlanding