| 1971-093A | R-3 |
| 1966-088A | R-36 |
| viz. | RA |
| 1995-059A | Radarsat |
| 1995-059A | Radarsat-1 |
| 2007-061A | Radarsat-2 |
| 1993-041A | Radcal |
| 1972-076A | Radcat (2) |
| 1963-038C | Radiation Satellite |
| 1963-049C | Radiation Satellite |
| 1964-083C | Radiation Satellite SN-43 |
| 1994-085A | Radio Rosto |
| 1991-006A | Radio-M1 |
| 2011-037A | Radioastron |
| 2005-035C | Radioskaf |
| viz. | Radose |
| 1972-076B | Radsat |
| viz. | Raduga |
| viz. | Raduga-1 |
| viz. | RAE |
| 2000-016A | Raffaelo F-1 |
| 2006-055C | RAFT-1 |
| 2003-033A | Rainbow 1 |
| 2004-050 sine 1 | Ralphie |
| viz. | Ranger |
| viz. | RapidEye |
| 2011-025A | Rasad 1 |
| 2011-044D | Rasat |
| 2007-063A | Rascom-QAF 1 |
| 2008-048A | RatSat |
| 2010-062B | RAX |
| 2011-061E | RAX-2 |
| 2009-037A | RazakSAT |
| viz. | RCA |
| 1971-067P | RDT 701 (AVL-802 Mylar Sphere) |
| 1971-067D | RDTS |
| 2001-056E | Reflektor |
| 1962-068A | Relay 1 |
| 1964-003A | Relay 2 |
| 1965-068C | REP |
| 2001-017A | REP-1 |
| 1963-026A | Research Satellite for Geophysics |
| 2003-046A | Resourcesat 1 |
| 2011-015A | Resourcesat 2 |
| 1992-075A | Resurs 500 |
| 2006-021A | Resurs-DK1 |
| viz. | Resurs-F |
| 1994-074A | Resurs-O 1 |
| 1998-043A | Resurs-O1 4 |
| 1993-047A | Resurs-T 1 |
| 1991-045A | REX-1 |
| 1996-014A | REX-2 |
| 1972-064A | REXS |
| viz. | Rhyolite |
| 2005-008A | Rhythm |
| 1971-067H | Rigid Sphere |
| 1971-067P | Rigid Sphere 1 (AVL-802 Mylar Sphere) |
| viz. | Rimsat |
| 2009-019A | RISat-2 |
| 1970-094B | RM-1 |
| 1990-015B | RME |
| 1970-094B | RMS |
| 2001-012A | Rock |
| 1999-002A | RoCSat 1 |
| 2004-018A | RoCSat 2 |
| 1980-062A | Rohini 1 |
| 1981-051A | Rohini 2 |
| 1983-033A | Rohini 3 |
| 2001-018A | Roll |
| 1990-049A | Rosat |
| 2004-006A | Rosetta |
| 1995-074A | Rossi XTE |
| 1967-031B | RPM-481 |
| 2011-006A | RPP-1 |
| viz. | RS |
| 2007-039B | Rstar |
| 1971-067D | RTDS (OAR-907) |
| 1966-051A | RTS-1 F-1 |
| 1966-077A | RTS-1 F-2 |
| 1966-089A | RTS-1 F-3 |
| viz. | Rubin |
| 1991-006A | Rudak 2 |
| 2000-045A | Rumba |
| 1995-074A | RXTE |
| 1994-007A | Ryusei |