Olsen Kirk W.
Olson Richard Alexander
Oltheten Erik
Oman Eric P.
Onboard Systems Inc.
Onoda Junjiro
Ooi Kean K.
Oppliger Erich
Orbital Sciences Corporation
Organisation Europeenne de Recherches Spatiales
Orgaz Villegas Eduardo
Orgerie Jean-Luc
Ortega Jean-Marc
Ortega Oscar J.
Osako Tomishige
Osberger Helmut
Osborn Alfred W.
Osipov Eduard Serafimovich
Osipov Eduard Sersfimovich
Ostermann Patrice