Leostar-3 Satellite Bus
Data current as of 2026-07-20.
The Leostar-3 bus accounts for 4 cataloged objects, of which 4 are in orbit and 4 are active. Most are built by NGISGA. The largest operator on this bus is NASA. The first launched in 2013, the most recent in 2022.
4
In orbit
4
Active
4
Total launched
0
Reentered
Leostar-3 launched per year
Still in orbit Click a year to list its satellites.
Typical specifications
Most common values across cataloged Leostar-3 satellites.
| Manufacturer | NGISGA |
|---|---|
| Purpose | Earth observation |
| Launch mass | 1580 kg |
| Dry mass | 1402 kg |
| Length | 5.8 m |
| Diameter | 2.5 m |
| Span | 13 m |
| Shape | Cyl hex + pan |
| Power | Deployable solar array, batteries |
| Propulsion | AOCS |
| Design life | 5 years (design), 7 years (planned) |
| Equipment | OLI (#8), OLI-2 (#9), TIRS |
| Typical orbit | 99 min period, 98° inclination |
Top operators
Top countries
US 4
Leostar-3 satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| NOAA 21 (JPSS-2) NOAA-21 | 54234 | 2022-150A | GSFC/NOAA | Nov 10, 2022 | 101 min, 98.7° | Active | ◉ |
| LANDSAT 9 Landsat 9 | 49260 | 2021-088A | USGS/GSFC | Sep 27, 2021 | 99 min, 98.2° | Active | ◉ |
| ICESAT-2 ICESAT 2 | 43613 | 2018-070A | GSFC | Sep 15, 2018 | 94 min, 92.0° | Active | ◉ |
| LANDSAT 8 Landsat 8 | 39084 | 2013-008A | USGS | Feb 11, 2013 | 99 min, 98.2° | Active | ◉ |
Frequently asked questions
How many Leostar-3 satellites are there?
The catalog lists 4 objects built on the Leostar-3 bus. 4 are in orbit and 0 have reentered.
How many Leostar-3 satellites are in orbit?
4 Leostar-3 objects are currently in orbit, of which 4 carry an active status.
Who builds the Leostar-3 bus?
The Leostar-3 bus is most commonly built by NGISGA.
When did the first Leostar-3 satellite launch?
The first cataloged Leostar-3 satellite launched in 2013, and the most recent in 2022.