PARIS — Honeywell Aerospace has isolated the cause of a suspected defect in its reaction-wheel assemblies that has delayed the launch of two satellites, and has proposed to customers a straightforward ...

Over the past few decades, numerous space probes sent to the far-flung reaches of the Solar System have fallen silent. These failures weren’t due to communications problems, probes flying into ...

As reported earlier, on July 14, 2012, the Kepler spacecraft experienced an anomaly in the reaction wheel assembly (RWA) of the Attitude and Determination Control Subsystem (ADCS). The anomaly was ...

Millennium Space Systems today announced that it has finalized an exclusive production license for the patented “Demisable Integrated Reaction Wheel Assembly” (DIRWA) from NASA Goddard Space Flight ...