Downlink

A phase gate review that evaluates the detailed design to ensure it satisfies the requirements and can proceed to fabric...

The change in velocity required for an orbital maneuver. A fundamental measure of the propulsive effort needed to transf...

The period during an orbit when the spacecraft is in the shadow of the central body and cannot generate solar power. Ecl...

The planned end of a spacecraft's operational mission. EOL power and thermal analysis accounts for degradation of solar ...