Astronauts Butch Wilmore and Terry Virts suited up and ventured outside the International Space Station on Sunday on their third spacewalk in eight days to install equipment to help future commercial crew capsules built by Boeing and SpaceX navigate to the complex.

After an 11-day delay, SpaceX planned to deploy 60 more Starlink broadband satellites with a Falcon 9 rocket launch scheduled for 10:22 a.m. EDT (1422 GMT) Monday from NASA’s Kennedy Space Center in Florida. But SpaceX scrubbed the launch less than a minute before liftoff due to bad weather.

The tiny European Philae lander after its historic touchdown on comet 67P/Churyumov–Gerasimenko has apparently ended as batteries depleted and the craft fell asleep Friday night.