Spire Lemur
Operated by Spire Global · Official site
Data current as of 2026-07-20.
Lemur is Spire Global's cubesat constellation. The satellites collect GPS radio-occultation weather data and track ships and aircraft through their AIS and ADS-B signals.
Spire Lemur accounts for 244 cataloged objects, of which 80 are in orbit and 78 are active. 153 have reentered. The first launched in 2014, the most recent in 2026. The busiest year was 2025, with 41 added. Most fly near a 98-degree inclination with an orbital period around 96 minutes.
80
In orbit
78
Active
244
Total launched
153
Reentered
Spire Lemur launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged Spire Lemur satellites.
| Manufacturer | SPIREG |
|---|---|
| Purpose | Earth Observation |
| Launch mass | 4.6 kg |
| Dry mass | 4.6 kg |
| Length | 0.3 m |
| Diameter | 0.1 m |
| Span | 0.3 m |
| Shape | Box+2 pan |
| Power | Solar cells, batteries |
| Propulsion | None |
| Design life | 3 years |
| Equipment | STRATOS (GPS radio occultation payload), SENSE (AIS-receiver), AirSafe (ASD-B payload, #78 and later) |
| Typical orbit | 96 min period, 98° inclination |
Spacecraft buses
The platforms Spire Lemur satellites are built on.
| Bus | Satellites |
|---|---|
| Cubesat 3U | 199 |
| Cubesat 6U | 21 |
| Cubesat 16U | 9 |
| Cubesat 8U | 8 |
| Cubesat 4U | 6 |
Launched on
Spire Lemur satellites
The 100 most recently launched, of 244. Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Bus | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| LEMUR-2 POLO-11 | 68493 | 2026-067CF | Cubesat 3U | Mar 30, 2026 | 97 min, 97.8° | Inactive | ◉ |
| LEMUR-2 EMARCHIA | 68492 | 2026-067CE | Cubesat 3U | Mar 30, 2026 | 97 min, 97.8° | Inactive | ◉ |
| LEMUR-2 DELOITTE-2 | 68491 | 2026-067CD | Cubesat 6U | Mar 30, 2026 | 97 min, 97.8° | Inactive | ◉ |
| LEMUR-2 CARROLLEMO | 68489 | 2026-067CB | Cubesat 3U | Mar 30, 2026 | 97 min, 97.8° | Inactive | ◉ |
| LEMUR-2 CLARA | 68483 | 2026-067BV | Cubesat 3U | Mar 30, 2026 | 96 min, 97.8° | Inactive | ◉ |
| LEMUR-2 SEJONG-3 | 68482 | 2026-067BU | Cubesat 6U | Mar 30, 2026 | 96 min, 97.8° | Inactive | ◉ |
| LEMUR-2 IRINA | 68480 | 2026-067BS | Cubesat 3U | Mar 30, 2026 | 96 min, 97.8° | Inactive | ◉ |
| LEMUR-2 PEGGY-2004 | 68479 | 2026-067BR | Cubesat 3U | Mar 30, 2026 | 96 min, 97.8° | Inactive | ◉ |
| LEMUR-2 JULIA-JOEL | 68476 | 2026-067BN | Cubesat 3U | Mar 30, 2026 | 96 min, 97.8° | Inactive | ◉ |
| LEMUR-2 DELOITTE-3 | 68471 | 2026-067BH | Cubesat 6U | Mar 30, 2026 | 97 min, 97.8° | Inactive | ◉ |
| LEMUR-2 KUTAR | 67394 | 2026-004AH | Cubesat 16U | Jan 11, 2026 | 95 min, 97.5° | Active | ◉ |
| LEMUR-2 HCS-BAZUS | 67388 | 2026-004AB | Cubesat 3U | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 KATIE | 67387 | 2026-004AA | Cubesat 3U | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 GRAM-E-SUE | 67370 | 2026-004H | Cubesat 3U | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 WOBLER | 67368 | 2026-004F | Cubesat 3U | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 SONNENBLUME | 67367 | 2026-004E | Cubesat 3U | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 CALLUM-K-J | 67366 | 2026-004D | Cubesat 3U | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 MARIO-SOUSA | 67365 | 2026-004C | Cubesat 3U | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2 FIKRETDENGIZ | 67363 | 2026-004A | Cubesat 3U | Jan 11, 2026 | 97 min, 97.8° | Active | ◉ |
| LEMUR-2-MYRA | 66787 | 2025-276EC | Cubesat 4U | Nov 28, 2025 | 96 min, 97.5° | Inactive | ◉ |
| LEMUR-2-HOTSPUR-TOM | 66786 | 2025-276EB | Cubesat 3U | Nov 28, 2025 | 96 min, 97.5° | Active | ◉ |
| LEMUR-2-VUKASIN | 66785 | 2025-276EA | Cubesat 4U | Nov 28, 2025 | 96 min, 97.5° | Active | ◉ |
| LEMUR-2-TARTIFLETTE | 66784 | 2025-276DZ | Cubesat 3U | Nov 28, 2025 | 96 min, 97.5° | Active | ◉ |
| LEMUR-2-STARLIGHT | 66783 | 2025-276DY | Cubesat 3U | Nov 28, 2025 | 96 min, 97.5° | Active | ◉ |
| LEMUR-2-FINNIAN | 66782 | 2025-276DX | Cubesat 4U | Nov 28, 2025 | 96 min, 97.5° | Active | ◉ |
| LEMUR-2-CELIJO-SB-PK | 66781 | 2025-276DW | Cubesat 4U | Nov 28, 2025 | 96 min, 97.5° | Active | ◉ |
| LEMUR-2-LAILA | 66776 | 2025-276DQ | Cubesat 3U | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| LEMUR-2-TEODOR | 66768 | 2025-276DG | Cubesat 3U | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| LEMUR-2-STAS-GORBUK | 66686 | 2025-276W | Cubesat 3U | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| LEMUR-2-DEANANDMAEVE | 66680 | 2025-276Q | Cubesat 3U | Nov 28, 2025 | 95 min, 97.4° | Active | ◉ |
| LEMUR 2 AFFIE-WAUWIE | 66295 | 2025-248C | Cubesat 3U | Nov 2, 2025 | 94 min, 45.4° | Active | ◉ |
| LEMUR-2-LUCILLE-ROSE | 65403 | 2025-135BV | Cubesat 4U | Jun 23, 2025 | 96 min, 97.8° | Active | ◉ |
| LEMUR 2 KARENDARRELL | 64841 | 2025-135BU | Cubesat 4U | Jun 23, 2025 | 96 min, 97.8° | Active | ◉ |
| LEMUR 2 HUBBLE-5 | 64840 | 2025-135BT | Cubesat 16U | Jun 23, 2025 | 96 min, 97.8° | Active | ◉ |
| LEMUR 2 SEJONG-2 | 64586 | 2025-135BL | Cubesat 6U | Jun 23, 2025 | 96 min, 97.8° | Active | ◉ |
| LEMUR 2 HUBBLE-4 | 64565 | 2025-135AP | Cubesat 16U | Jun 23, 2025 | 96 min, 97.8° | Active | ◉ |
| LEMUR 2 KRISH | 64561 | 2025-135AK | Cubesat 6U | Jun 23, 2025 | 96 min, 97.8° | Active | ◉ |
| LEMUR 2 BALTO | 63395 | 2025-052BH | Cubesat 6U | Mar 15, 2025 | 96 min, 97.7° | Active | ◉ |
| LEMUR 2 LANGER2SPACE | 63358 | 2025-061H | Cubesat 8U | Mar 26, 2025 | 95 min, 97.6° | Active | ◉ |
| LEMUR 2 KREMPEL-BRO1 | 63357 | 2025-061G | Cubesat 8U | Mar 26, 2025 | 95 min, 97.6° | Active | ◉ |
| LEMUR 2 TILLINFINITY | 63356 | 2025-061F | Cubesat 8U | Mar 26, 2025 | 95 min, 97.6° | Active | ◉ |
| LEMUR 2 NEUROSPICY | 63355 | 2025-061E | Cubesat 8U | Mar 26, 2025 | 95 min, 97.6° | Active | ◉ |
| LEMUR 2 THERMORAPTOR | 63354 | 2025-061D | Cubesat 8U | Mar 26, 2025 | 95 min, 97.6° | Active | ◉ |
| LEMUR 2 KREMPEL-BRO2 | 63353 | 2025-061C | Cubesat 8U | Mar 26, 2025 | 95 min, 97.6° | Active | ◉ |
| LEMUR 2 ESPERANZA | 63352 | 2025-061B | Cubesat 8U | Mar 26, 2025 | 95 min, 97.6° | Active | ◉ |
| LEMUR 2 UNTITLED-SC | 63351 | 2025-061A | Cubesat 8U | Mar 26, 2025 | 95 min, 97.6° | Active | ◉ |
| LEMUR 2 THEFALCONER | 63264 | 2025-052BG | Cubesat 6U | Mar 15, 2025 | 96 min, 97.7° | Active | ◉ |
| LEMUR 2 MARACHE-FRAN | 63262 | 2025-052BE | Cubesat 6U | Mar 15, 2025 | 96 min, 97.7° | Active | ◉ |
| LEMUR 2 EMERSONROSE | 63261 | 2025-052BD | Cubesat 6U | Mar 15, 2025 | 96 min, 97.7° | Active | ◉ |
| LEMUR 2 DELOITTE-1 | 63259 | 2025-052BB | Cubesat 6U | Mar 15, 2025 | 96 min, 97.7° | Active | ◉ |
| LEMUR 2 LIA-MARTIN | 63248 | 2025-052AQ | Cubesat 6U | Mar 15, 2025 | 96 min, 97.7° | Active | ◉ |
| LEMUR 2 LEIA-PHILIP | 63246 | 2025-052AN | Cubesat 6U | Mar 15, 2025 | 96 min, 97.7° | Active | ◉ |
| LEMUR 2 MYNAMEISJEFF | 62712 | 2025-009DH | Cubesat 3U | Jan 14, 2025 | 96 min, 97.7° | Active | ◉ |
| LEMUR 2 ROUNDTRIPPER | 62711 | 2025-009DG | Cubesat 3U | Jan 14, 2025 | 96 min, 97.7° | Active | ◉ |
| Lemur-2 Alisia Lemur-2 Alisia | 62701 | 2025-009CW | Cubesat 3U | Jan 14, 2025 | 96 min, 97.7° | Active | ◉ |
| Lemur-2 Arianna Lemur-2 Arianna | 62700 | 2025-009CV | Cubesat 3U | Jan 14, 2025 | 96 min, 97.7° | Active | ◉ |
| Lemur-2 RoundTripper Lemur-2 RoundTripper | 62695 | 2025-009CQ | Cubesat 3U | Jan 14, 2025 | 96 min, 97.7° | Active | ◉ |
| Lemur-2 Star-Fox Lemur-2 Star-Fox | 62694 | 2025-009CP | Cubesat 3U | Jan 14, 2025 | 96 min, 97.7° | Active | ◉ |
| Lemur-2 Wilson Lemur-2 Wilson | 62693 | 2025-009CN | Cubesat 3U | Jan 14, 2025 | 89 min, 97.4° | Active | ◉ |
| Lemur-2 MyNameIsJeff Lemur-2 MyNameIsJeff | 62692 | 2025-009CM | Cubesat 3U | Jan 14, 2025 | 88 min, 97.4° | Reentered | ◉ |
| LEMUR-2-SIERRINI Lemur-2 Sierrini | 60579 | 2024-149DR | Cubesat 3U | Aug 16, 2024 | 95 min, 97.7° | Active | ◉ |
| LEMUR-2-SQUIRRELCOMM Lemur-2 SquirrelComm | 60578 | 2024-149DQ | Cubesat 3U | Aug 16, 2024 | 96 min, 97.7° | Active | ◉ |
| LEMUR-2-LLOYD Lemur-2 Lloyd | 60577 | 2024-149DP | Cubesat 3U | Aug 16, 2024 | 95 min, 97.7° | Active | ◉ |
| LEMUR-2-AHMED-ASRAR Lemur-2 Ahmed-Asrar | 60576 | 2024-149DN | Cubesat 3U | Aug 16, 2024 | 95 min, 97.7° | Active | ◉ |
| LEMUR-2-MARHISYAM Lemur-2 Marhisyam | 60536 | 2024-149BW | Cubesat 3U | Aug 16, 2024 | 95 min, 97.7° | Active | ◉ |
| LEMUR-2-STELLA Lemur-2 Stella | 60533 | 2024-149BT | Cubesat 3U | Aug 16, 2024 | 95 min, 97.7° | Active | ◉ |
| LEMUR-2-TOMATOKECHUP Lemur-2 TomatoKechup | 60471 | 2024-149D | Cubesat 16U | Aug 16, 2024 | 94 min, 97.4° | Active | ◉ |
| LEMUR-2-ROCINANTE Lemur-2 Rocinante | 59147 | 2024-043BB | Cubesat 16U | Mar 4, 2024 | 89 min, 97.5° | Reentered | ◉ |
| LEMUR-2-JOHNNYTRUONG Lemur-2 JohnnyTruong | 59146 | 2024-043BA | Cubesat 16U | Mar 4, 2024 | 92 min, 97.5° | Active | ◉ |
| LEMUR-2-FELDHUS Lemur-2 Feldhus | 59116 | 2024-043U | Cubesat 3U | Mar 4, 2024 | 88 min, 97.4° | Reentered | ◉ |
| LEMUR-2-CHARLIE-ROSE Lemur-2 CharlieRose | 59115 | 2024-043T | Cubesat 3U | Mar 4, 2024 | 88 min, 97.4° | Reentered | ◉ |
| LEMUR-2-CAEL Lemur-2 Cael | 58903 | 2024-022E | Cubesat 3U | Jan 31, 2024 | 93 min, 97.4° | Active | ◉ |
| LEMUR-2-OBA-NI-JESU Lemur-2 Oba-Ni-Jesu | 58902 | 2024-022D | Cubesat 3U | Jan 31, 2024 | 88 min, 97.4° | Active | ◉ |
| LEMUR-2-VALHALLA Lemur-2 Valhalla | 58900 | 2024-022B | Cubesat 3U | Jan 31, 2024 | 93 min, 97.4° | Active | ◉ |
| LEMUR-2-NIMBUS2000 Lemur-2 Nimbus2000 | 58899 | 2024-022A | Cubesat 3U | Jan 31, 2024 | 93 min, 97.4° | Active | ◉ |
| LEMUR-2-NANAZ Lemur-2 NanaZ | 58697 | 2023-174DG | Cubesat 3U | Nov 11, 2023 | 88 min, 97.2° | Reentered | ◉ |
| LEMUR-2-MJR092620 Vanguard | 58340 | 2023-174CN | Cubesat 16U | Nov 11, 2023 | 93 min, 97.4° | Active | ◉ |
| LEMUR-2-MANGO2B Lemur-2 Mango 2B | 58337 | 2023-174CK | Cubesat 3U | Nov 11, 2023 | 89 min, 97.4° | Reentered | ◉ |
| LEMUR-2-JK0903EM1407 Elliot | 58336 | 2023-174CJ | Cubesat 16U | Nov 11, 2023 | 93 min, 97.4° | Active | ◉ |
| LEMUR-2-MANGO2A Lemur-2 Mango 2A | 58335 | 2023-174CH | Cubesat 3U | Nov 11, 2023 | 89 min, 97.4° | Reentered | ◉ |
| LEMUR-2-THE-CLEANER Lemur-2 The-Cleaner | 58333 | 2023-174CF | Cubesat 3U | Nov 11, 2023 | 87 min, 97.4° | Reentered | ◉ |
| LEMUR-2-MARAPAMASM Lemur-2 Marapamasm | 58332 | 2023-174CE | Cubesat 3U | Nov 11, 2023 | 88 min, 97.4° | Reentered | ◉ |
| LEMUR-2-SANITA-VETRA Lemur-2 Sanita-Vetra | 58267 | 2023-174M | Cubesat 3U | Nov 11, 2023 | 88 min, 97.4° | Reentered | ◉ |
| LEMUR-2-GOOD-VIBES Lemur-2 Good-Vibes | 58263 | 2023-174H | Cubesat 3U | Nov 11, 2023 | 88 min, 97.4° | Reentered | ◉ |
| LEMUR-2-DILIGHTFUL Lemur-2 Dilightful | 58260 | 2023-174E | Cubesat 3U | Nov 11, 2023 | 88 min, 97.4° | Reentered | ◉ |
| LEMUR-2-BASS Juba | 58259 | 2023-174D | Cubesat 16U | Nov 11, 2023 | 93 min, 97.4° | Active | ◉ |
| LEMUR-2-DEVERILL-M-T Lemur-2-Deverill-M-T | 57391 | 2023-100F | Cubesat 3U | Jul 18, 2023 | 93 min, 99.4° | Active | ◉ |
| LEMUR-2-MANO Lemur-2-Mano | 57390 | 2023-100E | Cubesat 3U | Jul 18, 2023 | 87 min, 99.4° | Reentered | ◉ |
| LEMUR-2-AADAM-ALIYAH Lemur-2 Aadam-Aliyah | 56977 | 2023-084AX | Cubesat 6U | Jun 12, 2023 | 88 min, 97.5° | Reentered | ◉ |
| LEMUR-2-NAZIYAH Lemur-2 Naziyah | 56974 | 2023-084AU | Cubesat 6U | Jun 12, 2023 | 88 min, 97.5° | Reentered | ◉ |
| LEMUR-2-EMBRIONOVIS Lemur-2 Embrionovis | 56970 | 2023-084AQ | Cubesat 6U | Jun 12, 2023 | 94 min, 97.6° | Active | ◉ |
| LEMUR-2-ROMEO-N-LEO Lemur-2 Romeo-N-LEO | 56206 | 2023-054AE | Cubesat 3U | Apr 15, 2023 | 88 min, 97.3° | Reentered | ◉ |
| LEMUR-2-SPACEGUS ADLER-2 | 56187 | 2023-054K | Cubesat 6U | Apr 15, 2023 | 88 min, 97.3° | Reentered | ◉ |
| LEMUR-2-ONREFLECTION Lemur-2 OnReflection | 56182 | 2023-054E | Cubesat 6U | Apr 15, 2023 | 88 min, 97.3° | Reentered | ◉ |
| LEMUR-2-FUENTETAJA-01 Lemur-2 Fuentetaja-01 | 55088 | 2023-001CH | Cubesat 3U | Jan 3, 2023 | 88 min, 97.4° | Reentered | ◉ |
| LEMUR-2-MMOLO Lemur-2 MMolo | 55038 | 2023-001AF | Cubesat 3U | Jan 3, 2023 | 88 min, 97.4° | Reentered | ◉ |
| LEMUR-2-EMMACULATE Lemur-2 Emmaculate | 55037 | 2023-001AE | Cubesat 3U | Jan 3, 2023 | 88 min, 97.4° | Reentered | ◉ |
| LEMUR-2-STEVEALBERS Lemur-2 SteveAlbers | 55017 | 2023-001J | Cubesat 3U | Jan 3, 2023 | 88 min, 97.4° | Reentered | ◉ |
| LEMUR-2-DISCLAIMER Lemur-2 Disclaimer | 55014 | 2023-001F | Cubesat 3U | Jan 3, 2023 | 88 min, 97.4° | Reentered | ◉ |
| LEMUR-2-PHILARI Lemur-2 PhilAri | 55013 | 2023-001E | Cubesat 3U | Jan 3, 2023 | 89 min, 97.4° | Reentered | ◉ |
Showing 100 of 244 objects.
Frequently asked questions
How many Spire Lemur satellites are in orbit?
80 Spire Lemur objects are currently in orbit, out of 244 ever cataloged. 153 have reentered.
How many Spire Lemur satellites are active?
78 Spire Lemur satellites carry an active status in the catalog.
When did the first Spire Lemur satellite launch?
The first cataloged Spire Lemur object launched in 2014, and the most recent in 2026.
Who operates Spire Lemur?
Spire Lemur is operated by Spire Global.
How can I track Spire Lemur satellites?
You can track the Spire Lemur fleet live in the KeepTrack 3D tracker, or open any individual satellite from the list on this page.