And yes, the Crew Dragon does have a toilet — just in case. But one astronaut who worked on the Crew Dragon program said he has seen the design and said the accommodations are "perfectly adequate for that task." Officials in both countries have held up their symbiotic relationship on the International Space Station as a beacon of post-Cold War cooperation. NASA officials said Russia and Japan, another ISS partner, both joined discussions for a Crew Dragon safety review last week. Each Crew Dragon spacecraft could also make multiple trips to space, the company has suggested.

CAPE CANAVERAL, Florida – Update 3:18 p.m.:Bad weather has postponed the SpaceX and NASA launch, officials confirmed shortly before the launch on Wednesday. Original story:All eyes will be on the skies at Cape Canaveral, Florida, on Wednesday afternoon as SpaceX prepares to launch two American astronauts to the International Space Station. KSAT will have multiple livestreams of the launch via NASA. NASA Administrator Jim Bridenstine said Wednesday morning that the weather appeared to be trending toward a launch. Veteran NASA astronauts Doug Hurley and Bob Behnken will be riding aboard the Falcon rocket.