NASA’s Hubble Pauses Science Due to Gyro Issue

NASA’s Hubble Pauses Science Due to Gyro Issue

NASA is working to resume science operations of the agency’s Hubble Space Telescope after it entered safe mode April 23 due to an ongoing gyroscope (gyro) issue. Hubble’s instruments are stable, and the telescope is in good health. The telescope...
Trajectory Reverse Engineering 

Trajectory Reverse Engineering 

A strategy for transferring spacecraft trajectories between flight mechanics tools, called Trajectory Reverse Engineering (TRE), has been developed[1]. This innovative technique has been designed to be generic, enabling its application between any pair of tools, and...