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.
- Window closes
How sure is this date?
The source gives second precision. Launch plans can change.
Launch record updated by LL2
Feed checkedMission
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.
- T-0
Liftoff
First upwards movement of the rocket
- T+2 min 20 s
Stage 2 Separation
Separation of the second stage from the first
- T+2 min 44 s
Fairing Separation
Separation of the payload fairing
- T+4 min 39 s
Stage 3 Separation
Separation of the third stage from the second
- T+7 min 50 s
Kick Stage Separation
Separation of the kick stage from the previous stage
- T+53 min 35 s
Payload Deployment Sequence Start
Start of the payload deployment sequence
- 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.
- LL2 update
Launch failure.
Read the source update - LL2 update
Liftoff.
Read the source update - LL2 update
Official Webcast by 和歌山県庁成長産業推進課 has started
Read the source update - LL2 update
Rescheduled for March 5.
Read the source update - LL2 update
Scrubbed for the day.
Read the source update - LL2 update
Hold.
Read the source update - LL2 update
Official Webcast by 和歌山県庁成長産業推進課 has started
Read the source update - LL2 update
Confirmed rescheduled for March 4.
Read the source update - LL2 update
NET March 4 pending launch site weather conditions.
Read the source update - LL2 update
Scrubbed for the day due to weather.
Read the source update - LL2 update
Official Webcast by 和歌山県庁成長産業推進課 has started
Read the source update - LL2 update
Rescheduled for March 1st.
Read the source update - LL2 update
Delayed into March due to launch site weather forecasts.
Read the source update - LL2 update
Added tentative launch window.
Read the source update - LL2 update
Added launch.
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Launch pad
Space One Launch Pad
Spaceport Kii, Japan (JP)
Coordinates: 33.544224, 135.889502