Spectrum · AT-Astra and Others (Spectrum Flight 3)

Mission

Isar Aerospace plans to launch Spectrum on the AT-Astra and Others (Spectrum Flight 3) mission on 26 Nov 2026 · 20:00 UTC from Andøya Spaceport, Norway. The launch window is 20:00 – 21:30 UTC and the target orbit is SSO. The countdown and the livestream link are on this page.

Third test flight of the Isar Spectrum launch vehicle. This launch will carry various satellites including R-Space’s AT-Astra/IOD-01, which will perform in-orbit demonstrations for ENPULSION, SUNBOOSTER GmbH, and Synopsis Planet.