Cubesat 3U Satellite Bus
Data current as of 2026-07-20.
The Cubesat 3U bus accounts for 1,488 cataloged objects, of which 455 are in orbit and 406 are active. 1,010 have reentered. Most are built by PLAN. The largest operator on this bus is Planet Labs. The first launched in 2003, the most recent in 2026.
455
In orbit
406
Active
1,488
Total launched
1,010
Reentered
Cubesat 3U launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged Cubesat 3U satellites.
| Manufacturer | PLAN |
|---|---|
| Purpose | Technology |
| Launch mass | 5.7 kg |
| Dry mass | 5.7 kg |
| Length | 0.3 m |
| Diameter | 0.1 m |
| Span | 0.3 m |
| Shape | Box+2 pan |
| Power | Solar cells, batteries |
| Propulsion | None (most); FEEP (#Flock-3p') |
| Design life | ~ 1 year (ISS orbit); 2-3 years (SSO) |
| Equipment | PS0, PS1 or PS2 imaging payload |
| Typical orbit | 94 min period, 97° inclination |
Top operators
Planet Labs 642 Spire Global 178 Astrocast 20 SMDC 11 YUZGU 9 NASA 7 ASI 6 MITLL 6 SATRV 6 ZFT 6 ARC/SJSU 5 SPIRE/MYRI 5
Top countries
US 994 RU 138 TBD 51 L 35 CH 20 UK 19 J 15 KR 14 CN 11 D 11 I 11 TW 10 SG 9 TR 9 CA 8
Cubesat 3U satellites
Showing the latest 100 of 1,488. Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| HOKUSHIN1 | 69648 | 1998-067YH | TOHO | Jun 19, 2026 | 93 min, 51.6° | Inactive | ◉ |
| QUBE2 | 69023 | 2026-100AV | ZFT | May 3, 2026 | 95 min, 97.4° | Inactive | ◉ |
| FRONTIERSAT | 69015 | 2026-100AM | CALG | May 3, 2026 | 95 min, 97.4° | Inactive | ◉ |
| NULINK-1 | 69002 | 2026-100Y | NUSP | May 3, 2026 | 96 min, 97.7° | Inactive | ◉ |
| OBJECT W | 69000 | 2026-100W | NCKU | May 3, 2026 | 96 min, 97.7° | Inactive | ◉ |
| NULINK-2 | 68994 | 2026-100Q | NUSP | May 3, 2026 | 96 min, 97.7° | Inactive | ◉ |
| MARS-1 | 68830 | 2026-067CW | LUOUT | Mar 30, 2026 | 95 min, 97.5° | Inactive | ◉ |
| ORIGAMISAT-2 | 68795 | 2026-088D | SCITOK | Apr 23, 2026 | 95 min, 97.5° | Inactive | ◉ |
| OBJECT A | 68627 | 2026-074A | AUBU | Apr 7, 2026 | 94 min, 60.0° | Inactive | ◉ |
| LEMUR-2 POLO-11 | 68493 | 2026-067CF | SPIRE | Mar 30, 2026 | 97 min, 97.8° | Inactive | ◉ |
| LEMUR-2 EMARCHIA | 68492 | 2026-067CE | SPIRE | Mar 30, 2026 | 97 min, 97.8° | Inactive | ◉ |
| LEMUR-2 CARROLLEMO | 68489 | 2026-067CB | SPIRE | Mar 30, 2026 | 97 min, 97.8° | Inactive | ◉ |
| LEMUR-2 CLARA | 68483 | 2026-067BV | SPIRE | Mar 30, 2026 | 96 min, 97.8° | Inactive | ◉ |
| LEMUR-2 IRINA | 68480 | 2026-067BS | SPIRE | Mar 30, 2026 | 96 min, 97.8° | Inactive | ◉ |
| LEMUR-2 PEGGY-2004 | 68479 | 2026-067BR | SPIRE | Mar 30, 2026 | 96 min, 97.8° | Inactive | ◉ |
| FOSSASAT2E25 | 68478 | 2026-067BQ | FOSSA | Mar 30, 2026 | 97 min, 97.8° | Inactive | ◉ |
| LEMUR-2 JULIA-JOEL | 68476 | 2026-067BN | SPIRE | Mar 30, 2026 | 96 min, 97.8° | Inactive | ◉ |
| SAL-E | 68458 | 2026-067AU | CALP | Mar 30, 2026 | 95 min, 97.4° | Inactive | ◉ |
| DISCO-2 | 68431 | 2026-067R | AARH | Mar 30, 2026 | 95 min, 97.5° | Inactive | ◉ |
| VEGA | 68430 | 2026-067Q | UNKSE | Mar 30, 2026 | 95 min, 97.5° | Inactive | ◉ |
| OBJECT B | 68417 | 2026-067B | COSMW | Mar 30, 2026 | 95 min, 97.5° | Inactive | ◉ |
| HMU-SAT2 | 67688 | 1998-067YE | KYUT | Feb 3, 2026 | 92 min, 51.6° | Active | ◉ |
| KNACKSAT-2 | 67683 | 1998-067XZ | KMUTNB/KYUT | Feb 3, 2026 | 92 min, 51.6° | Active | ◉ |
| LEMUR-2 HCS-BAZUS | 67388 | 2026-004AB | SPIREL | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 KATIE | 67387 | 2026-004AA | SPIREL | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 GRAM-E-SUE | 67370 | 2026-004H | SPIREL | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 WOBLER | 67368 | 2026-004F | SPIREL | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 SONNENBLUME | 67367 | 2026-004E | SPIREL | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 CALLUM-K-J | 67366 | 2026-004D | SPIREL | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 MARIO-SOUSA | 67365 | 2026-004C | SPIREL | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| OBJECT B | 67364 | 2026-004B | DCUBED | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 FIKRETDENGIZ | 67363 | 2026-004A | SPIREL | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| Heron Mk II | NNA | · | STTS | Jul 25, 2025 | · | Inactive | ◉ |
| OBJECT BD Argus-312 | 67299 | 2025-313BD | KAIS | Dec 28, 2025 | 92 min, 97.4° | Active | ◉ |
| OBJECT BC Yeya-2 | 67298 | 2025-313BC | KAIS | Dec 28, 2025 | 92 min, 97.4° | Active | ◉ |
| OBJECT BB | 67297 | 2025-313BB | SITRO | Dec 28, 2025 | 94 min, 97.4° | Active | ◉ |
| OBJECT BA | 67296 | 2025-313BA | SITRO | Dec 28, 2025 | 94 min, 97.4° | Active | ◉ |
| OBJECT AY | 67294 | 2025-313AY | SITRO | Dec 28, 2025 | 94 min, 97.4° | Active | ◉ |
| OBJECT AW | 67292 | 2025-313AW | SITRO | Dec 28, 2025 | 94 min, 97.4° | Active | ◉ |
| OBJECT AQ | 67286 | 2025-313AQ | OKB5P | Dec 28, 2025 | 94 min, 97.4° | Active | ◉ |
| OBJECT AJ SITRO-TD-4 | 67280 | 2025-313AJ | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT AH | 67279 | 2025-313AH | UTE/YUZGU | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT AG SITRO-AIS-65 | 67278 | 2025-313AG | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT AF SITRO-AIS-64 | 67277 | 2025-313AF | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT AE SITRO-AIS-63 | 67276 | 2025-313AE | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT AD SITRO-AIS-62 | 67275 | 2025-313AD | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT AC SITRO-AIS-61 | 67274 | 2025-313AC | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT AB SITRO-AIS-60 | 67273 | 2025-313AB | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT AA SITRO-AIS-59 | 67272 | 2025-313AA | SITRO | Dec 28, 2025 | 94 min, 97.4° | Active | ◉ |
| OBJECT Z SITRO-AIS-58 | 67271 | 2025-313Z | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT Y | 67270 | 2025-313Y | SITRO | Dec 28, 2025 | 94 min, 97.4° | Active | ◉ |
| OBJECT U | 67266 | 2025-313U | SITRO | Dec 28, 2025 | 94 min, 97.4° | Active | ◉ |
| OBJECT T | 67265 | 2025-313T | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT Q Ansat-1 | 67262 | 2025-313Q | STTS | Dec 28, 2025 | 94 min, 97.4° | Active | ◉ |
| OBJECT P SM-3.1 | 67261 | 2025-313P | STTS | Dec 28, 2025 | 94 min, 97.4° | Active | ◉ |
| OBJECT N | 67260 | 2025-313N | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT L | 67258 | 2025-313L | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT K | 67257 | 2025-313K | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT J | 67256 | 2025-313J | SITRO | Dec 28, 2025 | 95 min, 97.4° | Active | ◉ |
| OBJECT G Yixian-A (R) | 66999 | 2025-292G | ZHONG | Dec 10, 2025 | 96 min, 97.6° | Active | ◉ |
| FOSSASAT2E23 | 66788 | 2025-276ED | WISEK/FOSSA | Nov 28, 2025 | 95 min, 97.4° | Inactive | ◉ |
| LEMUR-2-HOTSPUR-TOM | 66786 | 2025-276EB | SPIRE | Nov 28, 2025 | 96 min, 97.5° | Active | ◉ |
| LEMUR-2-TARTIFLETTE | 66784 | 2025-276DZ | SPIRE | Nov 28, 2025 | 96 min, 97.5° | Active | ◉ |
| LEMUR-2-STARLIGHT | 66783 | 2025-276DY | SPIRE | Nov 28, 2025 | 96 min, 97.5° | Active | ◉ |
| FOSSASAT2E24 | 66780 | 2025-276DV | WISEK/FOSSA | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FOSSASAT2E22 | 66779 | 2025-276DU | WISEK/FOSSA | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FORESAIL-1 PRIME | 66778 | 2025-276DS | AALTO | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| LEMUR-2-LAILA | 66776 | 2025-276DQ | SPIRE | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| LEMUR-2-TEODOR | 66768 | 2025-276DG | SPIRE | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 36 | 66739 | 2025-276CB | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 35 | 66738 | 2025-276CA | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 34 | 66737 | 2025-276BZ | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 33 | 66736 | 2025-276BY | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 32 | 66735 | 2025-276BX | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 31 | 66734 | 2025-276BW | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 30 | 66733 | 2025-276BV | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 29 | 66732 | 2025-276BU | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 28 | 66731 | 2025-276BT | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 27 | 66730 | 2025-276BS | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 26 | 66729 | 2025-276BR | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 25 | 66728 | 2025-276BQ | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 24 | 66727 | 2025-276BP | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 23 | 66726 | 2025-276BN | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 22 | 66725 | 2025-276BM | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 21 | 66724 | 2025-276BL | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 20 | 66723 | 2025-276BK | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 19 | 66722 | 2025-276BJ | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 18 | 66721 | 2025-276BH | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 17 | 66720 | 2025-276BG | PLAN | Nov 28, 2025 | 95 min, 97.4° | Inactive | ◉ |
| FLOCK 4H 16 | 66719 | 2025-276BF | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 15 | 66718 | 2025-276BE | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 14 | 66717 | 2025-276BD | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 13 | 66716 | 2025-276BC | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 12 | 66715 | 2025-276BB | PLAN | Nov 28, 2025 | 95 min, 97.4° | Inactive | ◉ |
| FLOCK 4H 11 | 66714 | 2025-276BA | PLAN | Nov 28, 2025 | 95 min, 97.4° | Inactive | ◉ |
| FLOCK 4H 10 | 66713 | 2025-276AZ | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 9 | 66712 | 2025-276AY | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 8 | 66711 | 2025-276AX | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 7 | 66710 | 2025-276AW | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| FLOCK 4H 6 | 66709 | 2025-276AV | PLAN | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
Showing 100 of 1,488 objects.
Frequently asked questions
How many Cubesat 3U satellites are there?
The catalog lists 1,488 objects built on the Cubesat 3U bus. 455 are in orbit and 1,010 have reentered.
How many Cubesat 3U satellites are in orbit?
455 Cubesat 3U objects are currently in orbit, of which 406 carry an active status.
Who builds the Cubesat 3U bus?
The Cubesat 3U bus is most commonly built by PLAN.
When did the first Cubesat 3U satellite launch?
The first cataloged Cubesat 3U satellite launched in 2003, and the most recent in 2026.