Q&A with Joe Anderson of Space Logistics LLC (members only)

An upgraded version of SpaceX’s Dragon cargo freighter launched Sunday from the Kennedy Space Center in Florida, loaded with 3.2 tons of supplies and experiments in the first of at least nine resupply flights to the International Space Station under a new NASA contract.

Orbital ATK’s proposed rocket to answer the U.S. Air Force’s desire for two families of satellite launchers with U.S.-made propulsion systems will be named OmegA, and the company has selected the cryogenic Aerojet Rocketdyne RL10 engine to power the vehicle’s upper stage, officials announced this week.

Launch of an Atlas 5 rocket from Cape Canaveral with a U.S. Air Force infrared surveillance satellite was scrubbed Thursday evening after engineers encountered a balky valve associated with the first stage’s liquid oxygen system.