Family-level launch record combining canonical variants, historical missions, public cadence forecasts, and available payload performance specs.
Historical missions are grouped by actual launch year. Forecast cadence uses family-level launch-rate rows.
| Year | Historical missions | Forecast launches |
|---|---|---|
| 2024 | 2 | 0 |
| 2026 | 1 | 1 |
| 2027 | 0 | 1 |
| 2028 | 0 | 1 |
| 2029 | 0 | 1 |
| 2030 | 0 | 1 |
| 2031 | 0 | 1 |
| 2032 | 0 | 1 |
| 2033 | 0 | 1 |
| 2034 | 0 | 1 |
| 2035 | 0 | 1 |
| 2036 | 0 | 1 |
| 2037 | 0 | 1 |
| 2038 | 0 | 1 |
| 2039 | 0 | 1 |
| 2040 | 0 | 1 |
| 2041 | 0 | 1 |
Payload capacity by variant and target orbit when structured capacity rows are available.
| Variant | Orbit | Capacity | Altitude | Inclination | Source |
|---|---|---|---|---|---|
Kairos | SSO | 150 kg | 500 km | Unknown | Space One official KAIROS service page |
Latest launched missions using variants in this family.
| Mission | Variant | Launch |
|---|---|---|
| Launch 2026-F04 | Kairos | Mar 5, 2026 |
| Launch 2024-F04 | Kairos | Dec 18, 2024 |
| Launch 2024-F01 | Kairos | Mar 13, 2024 |
Upcoming mission rows with announced launch timing.
| Mission | Variant | Announced |
|---|
Canonical variants rolled up into this launch vehicle family.
| Variant | Stages | Missions | Status |
|---|---|---|---|
Kairos | Not stated | 3 | Active |
1 launch location represented.
| Year | Location | Launches | Confidence | Basis |
|---|---|---|---|---|
| 2026 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2027 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2028 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2029 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2030 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2031 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2032 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2033 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2034 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2035 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2036 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2037 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2038 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2039 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2040 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
| 2041 | Spaceport Kii | 1 | 25% | Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot. |
Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot.
Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot.
Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot.
Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot.
Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot.
Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot.
No forecasted missionsNo upcoming announced mission rows are linked to this vehicle family. |
Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot.
Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot.
Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot.
Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot.
Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot.
Catalog-completeness placeholder for active KAIROS family; not used by latest forecast capacity snapshot.
A scheduled launch time of 11:00 AM was displayed for Kairos 3.
Space One established a launch window for KAIROS Rocket No. 3 from 11:10:00 to 11:20:00 on March 5, 2026, with the launch time potentially being reset within that window.
A launch of Kairos-3 at Kushimoto, Wakayama was scheduled to begin at 11:00 AM.
Space One set the KAIROS Rocket No. 3 launch date to March 5, 2026 with a planned launch time of 11:10:00.
The Kairos-3 launch visible in the broadcast represented another attempt to launch the vehicle.
Space One scheduled a one-day turnaround for the next KAIROS Rocket No. 3 launch attempt.
The private rocket Kairos-3 is at a launch gantry in Kushimoto, Wakayama, Japan.
Space One's KAIROS Rocket No. 3 launch was scrubbed on March 4 at T‑28.9 seconds during final automated checks due to a transient GPS signal drop affecting flight termination system and safety tracking.
SpaceOne (スペースワン株式会社) canceled the Kairos 3 launch that had been scheduled for March 4, 2026.
Space One (スペースワン株式会社) rescheduled the KAIROS rocket No.3 launch for March 4, 2026.
The scheduled launch time for KAIROS rocket No.3 may be reset within the 11:00:00–11:20:00 launch window.
KAIROS rocket No.3 has a launch window from 11:00:00 to 11:20:00 on March 4, 2026.
KAIROS rocket No.3 has a scheduled launch time of 11:00:00 on March 4, 2026.
The vehicle on the pad is identified in Japanese text as the private rocket Kairos 3 (カイロス3号機).
Kairos 3 was scheduled to launch on March 1, 2026 at 11:00:00.
Space One will announce a new launch date for Kairos 3 once it is decided.
Space One canceled Kairos 3's March 1, 2026 launch after conducting a weather analysis.
The Kairos 3 launch was scheduled to begin at 11:00 AM local time.
Kairos Rocket No.3 is attempting a third flight that largely repeats the second flight which failed to achieve first stage separation.
The five satellites aboard Kairos Rocket No.3 have a combined mass of approximately 100 kilograms.