Name | Country | Flown on | Proposed for | Status | Remarks |
Advanced Cryogenic Evolved Stage | United States | | Vulcan | In development | |
Agena | United States | Atlas, Thor, Thorad, Titan IIIB | | Retired | |
AVUM | ESA/ Italy | Vega | | In service | |
Gamma-2 | United Kingdom | Black Arrow | | Retired | |
Blok D | Soviet Union Russia | N1, Proton, Proton-K | | Retired | |
Blok DM-03 | Russia | Proton-M | Angara A5 | In service | |
Blok DM-SL | Soviet Union Russia | Zenit-3SL | | In service | |
Briz-KM | Russia | Rokot | Angara 1.2 | In service | |
Briz-M | Russia | Proton-K, Proton-M, Angara A5 | | In service | |
Castor 30 | United States | Antares | | In service | |
Centaur | United States | Atlas, Atlas G, Atlas I, Atlas II, Atlas III, Atlas V, Titan IIIE, Titan IV | Vulcan | In service | |
CTS | People's Republic of China | Long March 2C | | In service | |
Delta Cryogenic Second Stage | United States | Delta III, Delta IV | Space Launch System Block I (as Interim Cryogenic Propulsion Stage) | In service | |
Electron Second Stage | New Zealand | Electron | | In service | |
Exploration Upper Stage | United States | | Space Launch System | In development | |
Falcon 9 Second Stage | United States | Falcon 9, Falcon Heavy | | In service | |
Fregat | Russia | Soyuz-U, Soyuz-FG, Soyuz-2, Zenit-3F | | In service | |
Inertial Upper Stage | United States | Titan 34D, Titan IV, Space Shuttle | | Retired | |
KVTK | Russia | | Angara A5, Energia | In development | |
PAM-G | India | | Geosynchronous Satellite Launch Vehicle | In development | |
Payload Assist Module/Star-48B | United States | Delta 3000, Delta 4000, Delta II, Space Shuttle | Delta 5000 | In service | |
Salman | Iran | Qased, Qaem-100 | | In Service | |
Saman-1 | Iran | Simorgh | | In Service | |
Starship | United States | | Starship | In development | It is reusable, and is meant to use orbital refueling. |
Transtage | United States | Titan IIIA, Titan IIIC, Titan 34D | | Retired | |
Volga | Russia | Soyuz-2.1a. Soyuz-2-1v | | | |
Yuanzheng-1 | People's Republic of China | Long March 3B, Long March 3C | | In service | |
Yuanzheng-1A | People's Republic of China | Long March 7 | | In service | |
Yuanzheng-2 | People's Republic of China | Long March 5 | | In service | |