Space Brief 26 Oct 2025
Today's brief covers a new Space Force contract for advanced tracking systems, innovative debris removal strategies, pivotal new satellite launches, and significant updates in air quality tracking from orbit.
LEMUR-2-MARSHALL (43165)
COSPAR: 2018-010C | Alt Name: Lemur-2-Marshall
DECAYED
Image
Additional Sources
Launch Details
Launch Date
January 21, 2018
Launch Site
RLLB
Launch Pad
LC1A
Launch Vehicle
Electron
Orbital Elements
NORAD ID
43165
International Designator
2018-010C
Decay Date
8/19/2023
Basic Satellite Info
Name
LEMUR-2-MARSHALL
Alternative Name
Lemur-2-Marshall
Type
Payload
Status
Decayed
Owner
SPIRE
Country
United States
Constellation
N/A
Related Satellites
Major Events
N/A
Summary
LEMUR-2-MARSHALL, also known as Lemur-2-Marshall or Lemur FM73, is a 3U CubeSat launched by SPIRE on January 21, 2018, from Rocket Lab Launch Complex 1A (RLLB) using an Electron launch vehicle. The satellite has dimensions of 0.3 meters in length and diameter with a span of 0.3 meters. It was manufactured by SPIREG and equipped with solar cells and batteries for power supply. Its primary equipment includes STRATOS (GPS radio occultation payload), SENSE (AIS-receiver), and AirSafe (ASD-B payload, #78 and later). The dry mass is 4.6 kilograms, which is the same as its launch mass. The satellite's shape is described as box-shaped with two panels.
Physical Characteristics
Length
0.3
Diameter
0.1
Span
0.3
Dry Mass
4.6
Launch Mass
4.6
Shape
Box+2 pan
Radar Cross Section
Unknown
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
Lemur FM73
Purpose
Unknown
Mission
Unknown
Manufacturer
SPIREG
Life Expectancy
Unknown
Bus
Cubesat 3U
Configuration
CubeSat (3U)
Motor
None
Equipment
STRATOS (GPS radio occultation payload), SENSE (AIS-receiver), AirSafe (ASD-B payload, #78 and later)
Power System
Solar cells, batteries
ADCS
Unknown
Transmitter Frequency
Unknown
Satellite Articles
View All Posts »Learn more about satellites and other related topics.
2 Starshield Sats Fly on Rare Public Mission | KeepTrack X Report
SpaceX publicly confirmed 2 Starshield government satellites launched from Vandenberg on June 6, a rare disclosure for the classified Starlink variant.
Space Brief 18 May 2025
Today's briefing highlights recent launches and failures, including an Indian radar satellite setback, successful Rocket Lab missions, and China's debut of upgraded rocket technology.
B1067 Flies Record 36th Mission on Starlink 10-42 | KeepTrack X Report
Booster B1067 sets a new Falcon 9 reuse record on its 36th flight, lifting Starlink 10-42 from Cape Canaveral at 5:25 a.m. EDT.
Space Brief 28 Oct 2024
Explore China's ambitions to expand its Tiangong space station, NASA's next steps for the Europa Clipper mission, and ESA's efforts to support the European space industry. Discover the latest in satellite tracking and consider the fascinating findings on potential life on Mars.
X Report 2 Dec 2024
SpaceX continues its Starship testing while advancing Starlink deployments, and collaborates on satellite missions with industry partners.
NordSpace Atlantic Spaceport Complex
Canada's sovereign space access finally has a construction site. How NordSpace is building the Atlantic Spaceport Complex in Newfoundland - and what the scrubbed Taiga launch reveals about the path to orbit.
GAO Warns Space Force Satellite Costs Rising, Workforce Cuts Add Risk | KeepTrack Space Brief
GAO flags growing cost problems across Space Force satellite portfolio with workforce reductions compounding risks to missile-warning constellations like NGG and SWAT.