Sierra Space ranks 45 on the Space 100 with a score of 75; Voyager Technologies ranks 69 with 68. Sierra Space is ahead on production, technology and positioning. Voyager Technologies is ahead on commercials and progress. Level on deployment, firepower and leverage. Sierra Space is based in Louisville, United States, Voyager Technologies in Denver, United States. Sierra Space: Established. Voyager Technologies: Public. Sierra Space is named in 19 signals and Voyager Technologies in 57.
Sierra Space develops and manufactures spacecraft platforms including the reusable Dream Chaser orbital vehicle and satellites for SDA missile-warning and missile-defense programs.
Darker bar: ahead of the other company on that measure.
Sierra Space is a US space company whose operating engine is now defense manufacturing: an SDA Tranche 2 award ($740M/18 missile-warning satellites, first structures completed early), a new $798M AMDT3 award (July 2026, 18 more Tranche 3 tracking satellites for Golden Dome), and a classified $450M intelligence contract. A new CEO (ex-Maxar Dan Jablonsky, February 2026) is converting it into a high-rate manufacturer, while its Dream Chaser was downgraded (NASA CRS-2 modified, first flight now a free-flyer demo with ISS docking cancelled). It raised a $550M Series C in March 2026 (>$1.4B cumulative, a $5.3B 2023 valuation).
19 signals name Sierra Space.
34 facts on file.
Voyager is developing and expanding solid-rocket-motor production, including throttleable propulsion systems and onshoring critical chemicals for manufacturing.
Darker bar: ahead of the other company on that measure.
Voyager Technologies is a US space company (NYSE:VOYG, IPO June 2025) building the Starlab commercial station (a critical design review complete, targeting no earlier than 2028 on Starship, a JV with Airbus) atop a defense and national-security business that is its revenue engine, with FY25 net sales of $166.4M (+15%) and FY26 guidance raised to $225-255M on a record $265.6M backlog. It acquired Astrobotic (closed July 2026, up to $300M), adding lunar landers and rovers to its Moon Base strategic initiative. The NASA CLD Phase 2 2026 decision shapes Starlab's future.
57 signals name Voyager Technologies.
33 facts on file.
Sierra Space ranks 45 on the Space 100 with a score of 75; Voyager Technologies ranks 69 with 68. Sierra Space is ahead on production, technology and positioning. Voyager Technologies is ahead on commercials and progress. Level on deployment, firepower and leverage. Sierra Space is based in Louisville, United States, Voyager Technologies in Denver, United States. Sierra Space: Established. Voyager Technologies: Public. Sierra Space is named in 19 signals and Voyager Technologies in 57.
Sierra Space ranks 45 on the Space 100 with a score of 75; Voyager Technologies ranks 69 with 68. Sierra Space is ahead on production, technology and positioning. Voyager Technologies is ahead on commercials and progress. Level on deployment, firepower and leverage. Sierra Space is based in Louisville, United States, Voyager Technologies in Denver, United States. Sierra Space: Established. Voyager Technologies: Public. Sierra Space is named in 19 signals and Voyager Technologies in 57. Both company files carry the scores on eight measures, the facts with sources and the latest signals.
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