| First Earth gravity assist |
4 March 2005 |
| Mars gravity assist |
25 February 2007 |
| Second earth gravity assist |
13 November 2007 |
| Third earth gravity assist |
13 November 2009 |
| Enter deep space hibernation |
8 june 2011 |
| Exit deep space hibernation |
20 january 2014 |
| Rendezvous maoeuvres begin |
7 May 2014 |
| Arrive at comet |
6 August 2014 |
| Start global mapping |
10 september 2014 |
| Lander delivery |
12 november 2014 |