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KAIROS

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Space One (Space One)

March 13, 2024

Description

4-stage all solid fuel small satellite launch vehicle from the Japanese company Space One, founded in 2018 by Canon Electronics, IHI Aerospace, construction company Shimizu and the government-backed Development Bank of Japan.

Specifications

Stages
4
Length
18.0 m
Diameter
1.35 m
Fairing Diameter
1.5 m
Launch Mass
―
Thrust
―

Family

Name
KAIROS
Family
―
Variant
―
Alias
―
Full Name
Kii-based Advanced & Instant ROcket System

Payload Capacity

Launch Cost
$9000000
Low Earth Orbit
250.0 kg
Geostationary Transfer Orbit
―
Direct Geostationary
―
Sun-Synchronous Capacity
150.0 kg

Space One

Commercial

None

Space One 2018

Space One is a private launch service provider founded in 2018 by Canon Electronics, IHI Aerospace, construction company Shimizu and the government-backed Development Bank of Japan. Their KAIROS launch vehicle is planned for use to launch small satellites

Previous Flights

flew on three previous launch(es).

KAIROS | Flight 3

Space One | Japan
Spaceport Kii, Japan
March 5, 2026, 2:10 a.m.

Status: Launch Failure

Mission:

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

Sun-Synchronous Orbit

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KAIROS | Flight 2

Space One | Japan
Spaceport Kii, Japan
Dec. 18, 2024, 2 a.m.

Status: Launch Failure

Mission:

Second flight of the KAIROS launch vehicle. 5 satellites for testing various technologies will be on board: * TATARA-1 * PARUS-T1A * SC-Sat1 * ISHIKI

Sun-Synchronous Orbit

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KAIROS | Maiden Flight

Space One | Japan
Spaceport Kii, Japan
March 13, 2024, 2:01 a.m.

Status: Launch Failure

Mission:

Carried a prototype "quick response" satellite for the Japanese government Cabinet Satellite Intelligence Center, operator of the IGS series of Japanese spysats.

Sun-Synchronous Orbit

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Recent Launches

Falcon 9

Success

1 day, 20 hours ago

Starlink Group 10-48

Space Launch Complex 40 - Cape Canaveral SFS, FL, USA

A batch of 29 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.

Falcon 9

Success

2 days, 18 hours ago

Starlink Group 17-31

Space Launch Complex 4E - Vandenberg SFB, CA, USA

A batch of 25 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.

Long March 2D

Success

3 days, 10 hours ago

Shiyan 30 03-04

Launch Complex 3 (LC-3/LA-1) - Xichang Satellite Launch Center, People's Republic of China

A pair of Chinese satellites reported to be for "Earth observation technological testing and validation" purposes. Actual usage not known.

Long March 8A

Success

3 days, 13 hours ago

SatNet LEO Group 20

Commercial LC-1 - Wenchang Space Launch Site, People's Republic of China

A batch of 9 Low Earth Orbit communication satellites for the Chinese state owned SatNet constellation operated by the China Satellite Network Group.…

Firefly Alpha

Success

4 days, 8 hours ago

Stairway to Seven

Space Launch Complex 2W - Vandenberg SFB, CA, USA

Firefly Alpha's Flight 7 is a test flight and return-To-Flight for the launch vehicle after its April 2025 launch failure. It will test and validate …