L3Harris ranks 3 on the Space 100 with a score of 91; Lockheed Martin Space ranks 5 with 88. L3Harris is ahead on production and progress. Level on deployment, commercials, technology, positioning, firepower and leverage. L3Harris is based in Melbourne, United States, Lockheed Martin Space in Littleton, United States. L3Harris: Public. Lockheed Martin Space: Subsidiary. L3Harris is named in 109 signals and Lockheed Martin Space in 90.
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.
Lockheed Martin builds spacecraft platforms including LM 400, GPS III, OPIR, and missile-warning satellites for government and defense customers.
Darker bar: ahead of the other company on that measure.
Lockheed Martin's space segment (~$13B annual revenue) has the deepest prime bench in national-security space: Orion (Artemis), GPS III, classified sensor programs, an SDA Tranche 3 win (December 2025), Terran Orbital as its smallsat manufacturing arm, and a HawkEye 360 investment. Its venture arm and Terran absorption show a build-buy-invest triple play. Segment financials are program-scoped (a filings pass owed).
90 signals name Lockheed Martin Space.
45 facts on file.
L3Harris ranks 3 on the Space 100 with a score of 91; Lockheed Martin Space ranks 5 with 88. L3Harris is ahead on production and progress. Level on deployment, commercials, technology, positioning, firepower and leverage. L3Harris is based in Melbourne, United States, Lockheed Martin Space in Littleton, United States. L3Harris: Public. Lockheed Martin Space: Subsidiary. L3Harris is named in 109 signals and Lockheed Martin Space in 90.
L3Harris ranks 3 on the Space 100 with a score of 91; Lockheed Martin Space ranks 5 with 88. L3Harris is ahead on production and progress. Level on deployment, commercials, technology, positioning, firepower and leverage. L3Harris is based in Melbourne, United States, Lockheed Martin Space in Littleton, United States. L3Harris: Public. Lockheed Martin Space: Subsidiary. L3Harris is named in 109 signals and Lockheed Martin Space in 90. Both company files carry the scores on eight measures, the facts with sources and the latest signals.
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