Live coverage: Vega rocket launches with LISA Pathfinder

The 13th and 14th operational members of Europe’s Galileo navigation satellite network are set for liftoff Tuesday aboard a Soyuz rocket from French Guiana. Track the progress of the flight with this timeline of key events.

Japan’s Hayabusa 2 mission returned to Earth Saturday after a six-year mission to collect samples from asteroid Ryugu. The mission’s sample return capsule landed in in the Australian outback around shortly before 1 p.m. EST (1800 GMT) Saturday.

A work stoppage at the Ariane 5 rocket’s launch base in South America prevented rollout of the booster to the launch pad Monday, pushing back the liftoff of two communications satellites for Brazil and South Korea until at least Wednesday.