Q&A with Mike Hawes, Lockheed Martin’s Orion program manager

Weather forecasters expect a 70 percent chance of favorable conditions at Cape Canaveral for liftoff of a United Launch Alliance Delta 4 rocket Thursday with a GPS navigation satellite, marking the last flight of the Delta 4’s single-core variant after 29 flights since 2002.

Relativity Space’s co-founder and chief executive says his company is working on innovations in manufacturing and rocket technology, and plans to use 3D printing at unprecedented scale in the space industry to ease access to space for a range of satellite operators, joining a fray of smallsat launchers saturating the market.

SpaceX’s final planned Crew Dragon test flight before astronauts ride the commercial spaceship into orbit is scheduled for Saturday, when an unpiloted crew capsule will fire off the top of a Falcon 9 rocket shortly after launch from the Kennedy Space Center in Florida to test the craft’s in-flight emergency escape capability.