Top 3 Most Frequent Commercial ISS Resupply Providers

Since the retirement of the Space Shuttle, a select group of commercial partners has dominated the logistics of keeping the ISS fully stocked and operational.

The top 3

1. SpaceX: The Cargo Leader: SpaceX has conducted the highest number of commercial resupply missions since their inaugural flight in 2012, setting the standard for reliable orbital logistics. SpaceX
2. Northrop Grumman: Cygnus Reliability: Using the Cygnus spacecraft launched by Antares or Falcon 9 rockets, Northrop Grumman remains the second-most frequent provider of pressurized cargo delivery. Northrop Grumman
3. Sierra Space: The Next Contender: Sierra Space's Dream Chaser is poised to join the logistics fleet, introducing the only remaining winged commercial spaceplane capability for station resupply. Sierra Space

Sources

• NASA ISS Logistics

Open the full topic