ISS016-E-006847 (27 Oct. 2007) --- NASA astronaut Peggy A. Whitson (left), Expedition 16 commander, and European Space Agency (ESA) astronaut Paolo Nespoli, STS-120 mission specialist, take a moment for a photo as they prepare to open the hatch to the Harmony node -- the newest additional to the International Space Station -- while Space Shuttle Discovery is docked with the station.