{"title":"Iridium vs SKY Perfect JSAT: Communications constellations compared","url":"https://www.frontiertechintelligence.com/compare/iridium-vs-sky-perfect-jsat","comparison":"Iridium ranks 24 on the Space 100 with a score of 80; SKY Perfect JSAT ranks 41 with 76. Iridium is ahead on production and progress. SKY Perfect JSAT is ahead on commercials. Level on deployment, technology, positioning, firepower and leverage. Iridium is based in McLean, United States, SKY Perfect JSAT in Tokyo, Japan. Iridium: Subsidiary. SKY Perfect JSAT: Public. Iridium is named in 23 signals and SKY Perfect JSAT in 7.","companies":[{"name":"Iridium","url":"https://www.frontiertechintelligence.com/companies/iridium","city":"McLean","country":"United States","stage":"Subsidiary","founded":null,"last_round":null,"positioning":"Iridium is a US satellite operator (Nasdaq:IRDM) running a 66-satellite operational L-band constellation with decades of continuous global service (voice, data, IoT, PNT) and FY25 revenue of ~$830M (75% recurring service). It is being acquired by Rocket Lab in a ~$8B pending deal, the largest space-sector M&A of the cycle, creating a vertically integrated space platform projected at ~$1.8B 2026 revenue near break-even. PNT (GPS-alternative timing) is its growth segment.","assessed_in":{"domain":"Space","list":"Space 100","rank":24,"score":80,"tier":"member","scores":{"gate_ne":["firepower"],"leverage":8,"position":8,"progress":10,"firepower":8,"commercial":9,"deployment":10,"production":6,"technology":6},"why":"Iridium operates a global satellite network providing voice, IoT, maritime safety, tracking, and satellite-to-device connectivity services to commercial, enterprise, and government customers.","segment":"Communications constellations","layer":"Satellites & spacecraft"},"signals_total":23,"facts_total":35},{"name":"SKY Perfect JSAT","url":"https://www.frontiertechintelligence.com/companies/sky-perfect-jsat","city":"Tokyo","country":"Japan","stage":"Public","founded":null,"last_round":null,"positioning":"SKY Perfect JSAT is Asia's largest satellite operator (TSE-listed), running 17 GEO satellites and diversifying into intelligence, servicing, and national security. It was revealed as the customer behind Planet's $230M LEO order (Planet's largest ever), took an 18.23% stake in iQPS (March 2026), made a strategic investment in Astroscale (May 2026), and joined a Japanese MoD satellite-constellation consortium, with Superbird-9 ordered for a 2027 Starship launch. The group revenue split and the sizes of its iQPS and Astroscale stakes are open.","assessed_in":{"domain":"Space","list":"Space 100","rank":41,"score":76,"tier":"member","scores":{"gate_ne":["technology","firepower"],"leverage":8,"position":8,"progress":8,"firepower":8,"commercial":10,"deployment":10,"production":4,"technology":6},"why":"SKY Perfect JSAT sells space-based connectivity services in Japan, including as an authorized reseller of Amazon Leo.","segment":"Communications constellations","layer":"Satellites & spacecraft"},"signals_total":7,"facts_total":3}],"note":"Assessment by Frontier Tech Intelligence; facts and signals carry their sources."}