Mission ‘Onward and Upward’ launch window opens NET 23 March
12:03 GMT+1 ∙ 18 Mar, 2026
Isar Aerospace is targeting NET 23 March to launch mission ‘Onward and Upward’ during the available launch window, which opens at 9pm CET. This adjustment is due to unfavorable weather conditions in the launch area in the coming days. The final date remains subject to weather, safety and range infrastructure. Our team is continuing final preparations, and we’ll keep monitoring conditions closely as we approach the new launch window.
The second flight and qualification mission of Isar Aerospace’s ‘Spectrum’ launch vehicle will be broadcast live on YouTube: https://youtube.com/live/MsbZj8PxmUk
The livestream will start at approximately:
T-01h00min
8:00pm CET
7:00pm UTC
2:00pm ET