Astronauts Luca Parmitano and Christina Koch pose for a playful portrait inside the International Space Station's Harmony module.
iss060e014372 (July 24, 2019) — Astronauts Luca Parmitano and Christina Koch pose for a playful portrait inside the International Space Station’s Harmony module. In the background, astronaut Nick Hague inspects and cleans fans and vents located in the U.S. Destiny laboratory module.