By The Numbers

160

This marks the 160th American manned space flight.

31

This will be the 31st U.S. mission to the International Space Station, as well as the 31st space flight of shuttle Atlantis.

16

This is the 16th mission since the Columbia tragedy in 2003.

109,806,857

That’s how many miles Discovery has already traveled before this launch. And you thought your odometer was high!