Big tech · United States
Three ISS flights: SBC-1 (2017), SBC-2 (2021) and an upgraded SBC-2 (2024). It has announced no dated next step.
Shared launches: NG-15 (2021-02-20) with Microsoft Azure Space.
Stage 4 of 7: Payload demo flown
Three ISS flights: SBC-1 (2017), SBC-2 (2021) and an upgraded SBC-2 (2024).[1]
What the stage means: Compute or storage flown as a hosted payload or on the ISS.
DoneConfirmed
Spaceborne Computer-1 to the ISS on CRS-12
About 1 teraFLOP; 9 of 20 SSDs failed during the mission.
Sources: HPCwire; ISS National Lab; The Register
DoneConfirmed
Spaceborne Computer-2 to the ISS on NG-15, linked to Azure
Genomics test processed 182 GB on station and downlinked 13 MB.
Sources: Microsoft Azure; Space.com
DoneConfirmed
Upgraded SBC-2 to the ISS on NG-20 with over 130 TB of flash
Most data storage flown to the ISS on one mission (HPE and ISS National Lab).
Sources: Hewlett Packard Enterprise; ISS National Lab
Targets as the organisation stated them. When a date moved, every move is listed with its source; a narrower window is shown as a narrowing.
No dated next step has been announced.
What to watch · SpaceNexus note, not a prediction
HPE has announced no commercial orbital data center; it was a member of the ASCEND study consortium.
| Figure | Value | Confidence and source |
|---|---|---|
| Storage flown in 2024 | 130 TB | Reported[1] |
| Program | Stage | Verified funding | Next step |
|---|---|---|---|
| HPE Spaceborne (this page) | Stage 4 of 7: Payload demo flown | Not counted | None announced |
| AWS | Stage 4 of 7: Payload demo flown | Not counted | None announced |
| Astro Digital | Stage 4 of 7: Payload demo flown | Not counted | Q1 2027: SPAC close and Nasdaq listing |
| Axiom Space | Stage 4 of 7: Payload demo flown | Not counted | 2027: AxODC Node ISS (petabyte-class, optical link) delivered to the ISS |
| Booz Allen | Stage 4 of 7: Payload demo flown | Not counted | None announced |
| D-Orbit | Stage 4 of 7: Payload demo flown | Not counted | None announced |
| Edge Aerospace | Stage 4 of 7: Payload demo flown | Not counted | None announced |
Evidence reviewed 5 Oct 2026, fact-checked against primary sources. Nothing on this page is sponsored, and no company can pay to change, reorder or preview it. Spotted an error? Report a correction. How stages and labels work.
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