The Japanese "Kounotori" H2 Transfer Vehicle-4 is currently attached to the Earth-facing port of the International Space Station's Harmony node.
ISS036-E-034656 (19 Aug. 2013) — The Japanese “Kounotori” H2 Transfer Vehicle-4 (HTV-4), currently attached to the Earth-facing port of the International Space Station’s Harmony node, is featured in this image photographed by an Expedition 36 crew member on the station. Earth’s horizon and the blackness of space provide the backdrop for the scene.