Live coverage: Vega rocket launches with LISA Pathfinder

A four-stage Vega rocket streaked into space Tuesday night from French Guiana, hauling two Israeli-made satellites into polar orbit on military surveillance and environmental research missions.

Christina Koch, veteran of six spacewalks outside the International Space Station — including the first all-female excursion — joined a Russian commander and an Italian flight engineer for a fiery plunge to landing in frigid Kazakhstan early Thursday, setting a new record for the longest single flight by a female.

Alain Charmeau took charge of Airbus Safran Launchers when it formed in 2015 from the merger of Airbus and Safran’s rocket divisions, and his first major task is to spearhead development of Europe’s new Ariane 6 rocket set for a debut launch in 2020.