SpaceX Soft Lands Falcon 9 Rocket First Stage
I've been super impressed with how efficient SpaceX is in getting launches into orbit.  I did a visual comparison to the Space Shuttle program.  It looks like SpaceX will overtake the Space Shuttle launch efficiency by the end of the year.http://snag.gy/wUTD7.jpgsources:http://en.wikipedia.org/wiki/List_of_space_shuttle_missionshttp://en.wikipedia.org/wiki/List_of_Falcon_9_launches