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Space One Launch Tracker

As of 21 October 2026, Space One has flown 1 of the 248 orbital launch attempts in 2026, <1% of the world's launches, and 3 since its first in 2024. Its latest launches and the next ones on the schedule, drawn to scale.

Data as of October 2026 · Launch Library 2 (The Space Devs), checked against Jonathan McDowell's GCAT · Updated as launches happen. Methods

Latest mission

Kii-based Advanced & Instant ROcket System illustration

Test Flight

Kii-based Advanced & Instant ROcket System

Mar 5, 2026

Third test flight of Space One's solid-fuel Kairos small launcher from Spaceport Kii, carrying five small satellites toward sun-synchronous orbit; the flight was terminated about 70 seconds after liftoff when the vehicle broke up, marking Kairos's third consecutive failure.

Next mission

Drawing unavailable

No upcoming mission scheduled.

All upcoming launches →

Statistics summary

Space One launches

2026 so far

1

vs 0 by this date in 2025

Last 7 days

0

vs 0.0 weekly avg. over 365 days

Payload to orbit

2026 so far

0 t

vs 0 t by this date in 2025

Last 7 days

0 t

vs 0.0 t weekly avg. over 365 days

More statistics →

Past launches

Kii-based Advanced & Instant ROcket System launch: Maiden Flight, 13 March 2024
JPN flag
Kii-based Advanced & Instant ROcket System launch: Flight 2, 18 December 2024
JPN flag
Kii-based Advanced & Instant ROcket System launch: Flight 3, 5 March 2026
JPN flag

Every Space One launch scheduled for the next seven days, in UTC.

No Space One launch is scheduled in the next seven days.

The full schedule →

Space One in 2026

Orbital launch attempts added up, Space One and the rest of the world, 2026 so far

Day by day since 1 January.

Open in Advanced Statistics & Charts →
Source: Flight Atlas (flightatlas.org).

Orbital launch attempts per week, Space One and the rest of the world, the past 12 months

Source: Flight Atlas (flightatlas.org).

Payload delivered to orbit by Space One, year against year, 2023 to 2026

Tonnes, added up through each year.

Source: Flight Atlas (flightatlas.org).

The record

Share in 2026
<1%
so far
Launches in 2026
1
of 248 worldwide
Share in 2025
0%
0 launches
All time
3
since 2024

Orbital launch attempts per year, Space One and the rest of the world, 2024 to today

2026 so far, as of 21 October 2026.

Source: Flight Atlas (flightatlas.org).

Space One's rockets in 2026

Launch success rate by Space One rocket, 2024 to today

Test flights are left out; partial failures count as failures.

Source: Flight Atlas (flightatlas.org).

Every year

YearSpace OneWorldSpace One share
2026 (so far)1248<1%
202503290%
202422631%