Attached to the station’s no-longer-needed shuttle port at the front of the station, the Boeing-built International Docking Adapter will allow spacecraft from both companies to bring crews to the outpost, ending NASA’s sole reliance on Russian Soyuz ferry ships. A second IDA is expected to be attached in 2018. “It is amazing that now we’ve opened up a new chapter in the story of the International Space Station, putting the front door on this for future commercial vehicles,” radioed station commander Jeff Williams, who worked with astronaut Kate Rubins to attach and outfit the IDA. “Congratulations to the entire team.”...