Q&A with George Ricker, principal investigator for the TESS mission (members only)

Follow the key events of the Falcon 9 rocket’s ascent to orbit with 60 satellites for SpaceX’s Starlink broadband network.

Mike Laidley leads development of Orbital ATK’s Next Generation Launch system, a rocket the commercial space company hopes will provide a foothold in the lucrative market to launch U.S. military satellites, a business currently dominated by SpaceX and United Launch Alliance.

NASA Administrator Jim Bridenstine said this week the space agency is not unduly delaying the debut of new SpaceX and Boeing commercial crew capsules as engineers gear up for a challenging rapid-fire sequence of test flights in the next few months, all against the backdrop of in-depth safety reviews before clearing the privately-owned ships to carry astronauts.