Q&A with Keith Gendreau, principal investigator of the first X-ray space communications experiment (members only)

Orbital ATK launch managers have pushed back liftoff of an Antares rocket until Monday to replace a faulty cable on the booster’s launch pad in Virginia.

A privately-funded airlock from Nanoracks will head for the International Space Station this weekend in the trunk of a SpaceX Cargo Dragon capsule, adding to the orbiting lab’s capacity for scientific experiments in another milestone for commercial space development.

An innovative commercial Capella radar observation spacecraft with night vision and a small payload from the California-based smallsat manufacturer Tyvak are set to ride into orbit from Florida’s Space Coast Saturday with 52 more Starlink internet satellites on a SpaceX Falcon 9 rocket.