(Reuters) – NASA will partner with Boeing and SpaceX to build commercially owned and operated “space taxis” to fly astronauts to the International Space Station, ending U.S. dependence on Russia for rides, officials said on Tuesday. The U.S. space agency also considered a bid by privately owned Sierra Nevada Corp, but opted to award long-time aerospace contractor Boeing and California’s SpaceX with contracts valued at a combined $6.8 billion to develop, certify and fly their seven-person capsules. Boeing was awarded $4.2 […]