OPP in NASA could mean:
Displaying 1-2 of 2 result(s).
OPP
Opportunity
in NASA
OPP
Opposite
in NASA




Similar to OPP

A/G - Air to Ground
A/L - AutoLand
A/L - AirLock
A/L - Approach and Landing
AA - Astronomical Applications
AA - Adverse Action
AA - Antenna Assembly

View all in NASA