Most Frequent ISS Launch Providers

A competitive landscape has emerged for reaching low-Earth orbit, with three primary vehicles dominating the cargo and crew transport market.

The top 3

  1. SpaceX Falcon 9 Dominance: The Falcon 9 rocket has become the workhorse of the ISS, executing more crewed and cargo missions than any other private commercial vehicle. SpaceX
  2. The Reliable Soyuz Legacy: Despite the rise of commercial US options, the Russian Soyuz spacecraft maintains the longest continuous record of human transport to the ISS.
  3. Boeing Starliner Development Status: Boeing's Starliner represents the third pillar of the US commercial crew program, designed to provide redundancy for ISS transit despite technical delays. Boeing

Sources

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