Q&A with Anton Zeilinger, acclaimed quantum physicist

A Chinese Long March 4B rocket successfully launched two Tianhui satellites Monday to conduct land surveys, mapping and scientific experiments in space, according to reports from state-run media.

China’s Haiyang 2B oceanography satellite, the follow-on to a space mission launched seven years ago, lifted off Wednesday from the country’s Taiyuan launch base aboard a Long March 4B booster.

Spaceflight Now’s Stephen Clark spoke with Rolf de Groot, head of ESA’s robotic exploration coordination office, on Sept. 25, discussing the two-month launch delay of Europe’s ExoMars orbiter and landing demonstrator set to depart for Mars in 2016 and the status of an ambitious rover mission in 2018.