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Flight 3

Kii-based Advanced & Instant ROcket System, Space One

Space One Launch Pad, Spaceport Kii, Japan

Launch time

Window opens

Thu 5 Mar, 03:10:00 CET

02:10:00 UTC

The rocket did not reach orbit, or the payload did not separate from it.

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How sure is this date?

The source gives second precision. Launch plans can change.

Launch record updated by LL2

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Mission

Flight 3 on Kii-based Advanced & Instant ROcket System. Thu 5 Mar 2026, 02:10:00 UTC. Reported outcome: Failure. Launch site: Space One Launch Pad. Source: Launch Library 2.

Third flight of the KAIROS launch vehicle. 5 satellites will be on board: * TATARA-1R * SC-Sat1a * HErO * AETS-1 * Nutsat-3 (TASA/Taiwan)

Mission type
Test Flight
Orbit
Sun-Synchronous Orbit

Mission patches

  • KAIROS Flight 3 Patch

Patch artwork is not shown because its image licence is unconfirmed.

Launch timeline

Times are relative to liftoff. Clock times are not shown while T-0 is unconfirmed or on hold.

  1. T-0

    Liftoff

    First upwards movement of the rocket

  2. T+2 min 20 s

    Stage 2 Separation

    Separation of the second stage from the first

  3. T+2 min 44 s

    Fairing Separation

    Separation of the payload fairing

  4. T+4 min 39 s

    Stage 3 Separation

    Separation of the third stage from the second

  5. T+7 min 50 s

    Kick Stage Separation

    Separation of the kick stage from the previous stage

  6. T+53 min 35 s

    Payload Deployment Sequence Start

    Start of the payload deployment sequence

  7. T+54 min 1 s

    Payload Deployment Sequence End

    End of the payload deployment sequence.

Slip history

Changes recorded by Space Right Now

No changes since we started tracking on .

    Source updates from Launch Library 2 (15)

    Announcements supplied by LL2 may predate our tracking. They are separate from changes observed by Space Right Now.

    1. LL2 update

      Launch failure.

      Read the source update
    2. LL2 update

      Liftoff.

      Read the source update
    3. LL2 update

      Official Webcast by 和歌山県庁成長産業推進課 has started

      Read the source update
    4. LL2 update

      Rescheduled for March 5.

      Read the source update
    5. LL2 update

      Scrubbed for the day.

      Read the source update
    6. LL2 update

      Hold.

      Read the source update
    7. LL2 update

      Official Webcast by 和歌山県庁成長産業推進課 has started

      Read the source update
    8. LL2 update

      Confirmed rescheduled for March 4.

      Read the source update
    9. LL2 update

      NET March 4 pending launch site weather conditions.

      Read the source update
    10. LL2 update

      Scrubbed for the day due to weather.

      Read the source update
    11. LL2 update

      Official Webcast by 和歌山県庁成長産業推進課 has started

      Read the source update
    12. LL2 update

      Rescheduled for March 1st.

      Read the source update
    13. LL2 update

      Delayed into March due to launch site weather forecasts.

      Read the source update
    14. LL2 update

      Added tentative launch window.

      Read the source update
    15. LL2 update

      Added launch.

      Read the source update

    Launch pad

    Space One Launch Pad

    Spaceport Kii, Japan (JP)

    Coordinates: 33.544224, 135.889502

    Launch data: The Space Devs (Launch Library 2)

    Launch plans change. Times are estimates from the source, not a guarantee of liftoff.