Q&A with Scott Bolton, principal investigator on NASA’s Juno mission

Arianespace has opened the year with two contracts to deliver commercial television and broadband satellites to orbit aboard Ariane 5 rockets launched from French Guiana in 2018 and 2019.

Four days out from arriving at the solar system’s biggest planet, NASA’s Juno spacecraft received a final uplink of commands Thursday governing the robotic probe’s high-velocity braking maneuver Monday to steer into orbit around Jupiter.

With U.S. military demand waning in coming years, United Launch Alliance has multiple openings in its Atlas 5 launch manifest in 2017 and 2018 available to commercial customers with as little as three months’ notice, according to company officials.