Live coverage: Soyuz crew lands in Kazakhstan

NASA’s senior manager in charge of the development of the James Webb Space Telescope, Eric Smith, recently spoke with Spaceflight Now about the decision to reschedule its launch from October 2018 to the spring of 2019.

Loaded with investigations into chemotherapy drugs with reduced side effects and radiation detectors for homeland security, a plant-growing chamber to promote future food harvesting in space and a technology demonstration for sample-return capsules, a commercial Cygnus cargo vessel will be sent to the International Space Station next week.

Watch a replay of the liftoff of an Ariane 5 rocket Wednesday from the Guiana Space Center, a spaceport carved from the edge of the Amazon rainforest. The launcher carried four Galileo navigation satellites into orbit.