O/B in NASA could mean:
Displaying 1-2 of 2 result(s).
O/B
Onboard
in NASA
O/B
Operational Base
in NASA




Similar to O/B

A - Ampere
A - Alpha
A - Acceleration
A - Aft
A&A - Advertise and Award
A&E - Architectural and Engineering
A&E - Architects and Engineering

View all in NASA