L3Harris ranks 3 on the Space 100 with a score of 91; Look Up Space ranks 66 with 69. L3Harris is ahead on deployment, production, commercials, positioning and firepower. Level on progress, technology and leverage. L3Harris is based in Melbourne, United States, Look Up Space in Toulouse, France. L3Harris: Public. L3Harris is named in 109 signals and Look Up Space in 5.
L3Harris builds spacecraft for defense and intelligence missions, including SDA missile-warning satellites, and supplies optical, communications and guidance systems for space missions.
Darker bar: ahead of the other company on that measure.
L3Harris is a US defense prime (NYSE:LHX, ~$21B group) whose missile-tracking satellite franchise has 4 Tranche 0 satellites on orbit plus 34 in development, winning an $843M T3 Tracking Layer award (December 2025) and a $955M AMDT3 award (July 2026) for fire-control-quality sensors due by end-2028 under the Golden Dome mandate. It is Golden Dome's biggest visible satellite winner, its $1.75B AMDT3 (split with Sierra Space) sitting atop the December 2025 $3.5B/72-satellite T3 round, with Aerojet Rocketdyne propulsion under the group and Army NGC2 orders adding demand. It is the defense-prime space engine at full demand.
109 signals name L3Harris.
74 facts on file.
Look Up Space builds and operates space-surveillance radars, including SORASYS-1, that track objects in orbit for defense and space-security customers.
Darker bar: ahead of the other company on that measure.
Look Up is a French space situational-awareness and space-domain-awareness company that combines its SORASYS ground-radar network with the SYNAPSE data platform to detect, track and analyze satellites, debris and other orbital objects for defense, institutional and commercial customers. Founded by former French Space Commander Michel Friedling and former CNES space-safety chief Juan Carlos Dolado Pérez, it has an operational SORASYS-1 radar in Lozère, is deploying two additional radars in French Polynesia, and has named ecosystem relationships with CNES, EU SST, the French Ministry of the Armed Forces, Tahiti Nui Telecom and Skynopy. ([lookupspace.com](https://www.lookupspace.com/about-us))
5 signals name Look Up Space.
9 facts on file.
L3Harris ranks 3 on the Space 100 with a score of 91; Look Up Space ranks 66 with 69. L3Harris is ahead on deployment, production, commercials, positioning and firepower. Level on progress, technology and leverage. L3Harris is based in Melbourne, United States, Look Up Space in Toulouse, France. L3Harris: Public. L3Harris is named in 109 signals and Look Up Space in 5.
L3Harris ranks 3 on the Space 100 with a score of 91; Look Up Space ranks 66 with 69. L3Harris is ahead on deployment, production, commercials, positioning and firepower. Level on progress, technology and leverage. L3Harris is based in Melbourne, United States, Look Up Space in Toulouse, France. L3Harris: Public. L3Harris is named in 109 signals and Look Up Space in 5. Both company files carry the scores on eight measures, the facts with sources and the latest signals.
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