Sceye HAPS Completes 15,000km Stratospheric Flight to Japan With SoftBank
Tokyo – September 07, 2026 -- Sceye's high-altitude platform system flew more than 15,000 km through the stratosphere from New Mexico to Japan in 13 days, marking the company's first flight to Asia and a milestone toward commercial deployment of stratospheric telecom infrastructure.
The Service Test 1 (ST1) mission launched August 9, 2026 at 7:00 a.m. Mountain Daylight Time from New Mexico and spent over seven days operating in airspace controlled by Japan, executed in partnership with SoftBank Corp. (Tokyo: 9434).
Platform delivers mobile broadband to unmodified devices via SoftBank's core network
Upon reaching Japanese airspace, ST1 demonstrated mobile broadband connectivity to standard devices through SoftBank's core network, including text messaging, voice calls, internet access and video streaming. The tests also covered emergency alert broadcasting for large-scale disaster scenarios and drone communications.