AIST Satellite Bus

Data current as of 2026-07-20.

The AIST bus accounts for 5 cataloged objects, of which 4 are in orbit and 2 are active. 1 have reentered. Most are built by SGAU. The largest operator on this bus is SGAU. The first launched in 2013, the most recent in 2025.

4
In orbit
2
Active
5
Total launched
1
Reentered

AIST launched per year

1 2 2013: 2 objects launched 2014: 0 objects launched 2015: 0 objects launched 2016: 1 launched, 1 since reentered 2017: 0 objects launched 2018: 0 objects launched 2019: 0 objects launched 2020: 0 objects launched 2021: 0 objects launched 2022: 0 objects launched 2023: 0 objects launched 2024: 0 objects launched 2025: 2 objects launched 2013 2015 2017 2019 2021 2023 2025
Still in orbit Since reentered Click a year to list its satellites.

Typical specifications

Most common values across cataloged AIST satellites.

Manufacturer SGAU
Purpose Technology
Launch mass 39 kg
Dry mass 39 kg
Length 0.4 m
Diameter 0.2 m
Span 0.4 m
Shape Box
Power Solar cells, batteries
Design life 3 years
Equipment Avrora imager, BiRLK P-band SAR, DMS-01 mass spectrometer
Typical orbit 92 min period, 97° inclination

Top operators

SGAU 2 SNIU 1

Top countries

RU 3 TBD 2

AIST satellites

Track any of them live in KeepTrack.

Name NORAD COSPAR Owner Launched Orbit Status Track
OBJECT G 67254 2025-313G ROSK Dec 28, 2025 92 min, 97.1° Active
OBJECT F 67253 2025-313F ROSK Dec 28, 2025 92 min, 97.1° Active
AIST-2D (RS-48) Aist 2D 41465 2016-026B SNIU Apr 28, 2016 87 min, 96.9° Reentered
AIST-1 (RS-41) Aist 1 39492 2013-078C SGAU Dec 28, 2013 96 min, 82.4° Inactive
AIST-2 (RS-43) Aist 2 39133 2013-015D SGAU Apr 19, 2013 94 min, 64.9° Inactive

Frequently asked questions

How many AIST satellites are there?

The catalog lists 5 objects built on the AIST bus. 4 are in orbit and 1 have reentered.

How many AIST satellites are in orbit?

4 AIST objects are currently in orbit, of which 2 carry an active status.

Who builds the AIST bus?

The AIST bus is most commonly built by SGAU.

When did the first AIST satellite launch?

The first cataloged AIST satellite launched in 2013, and the most recent in 2025.

Satellite data compiled by KeepTrack from CelesTrak, Space-Track, and GCAT, provided under CC BY-NC 4.0.