Isar AerospaceTBD
Spectrum | AT-Astra and Others (Spectrum Flight 3)
Pad: Orbital Launch Pad · Andøya Spaceport
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.
Liftoff Telemetry ClockUTC / SYNCED
T-
20Days
:08Hours
:24Mins
:18Secs
Spectrum
LiftoffOrbital Launch Vehicle
Photo: Orbit Deck Space Catalog
Get Alerted for Spectrum | AT-Astra and Others (Spectrum Flight 3)
Receive an email alert 1 hour prior to liftoff with live webcast links.
Mission Broadcast Archive
Spectrum | AT-Astra and Others (Spectrum Flight 3) Live Coverage
Official Webcast Feed Scheduled
Live broadcast embeds typically go live 15 to 20 minutes prior to launch window liftoff. Check the official Isar Aerospace channels or Spaceflight Now for live feeds.
Host: Isar Aerospace Flight OpsWindow: Thu, 26 Nov 2026 20:00:00 GMT
Status: TBD
🛰️ Mission Orbital & Environment Matrix
- Target Orbit
- SSO
- Target Altitude
- 525 km
- Inclination
- 97.6°
- Weather Violation Risk
- 10%
- Primary Payload
- AT-Astra and Others (Spectrum Flight 3)
- Launch Window
- Thursday, November 26, 2026 at 08:00 PM UTC – 09:30 PM UTC
🚀 Vehicle Architecture & Stage Configuration
- Architecture Type
- Single-Use Expendable
- Recovery Strategy
- None (Ocean Trajectory)
- Core Propulsion
- Liquid Cryogenic / Staged
- Upper Stage
- High-Energy Re-ignitable
- Fairing Shroud
- Standard Aerodynamic Shroud (Direct Jettison)
- Vehicle Architecture
- Spectrum Propulsion & Staging Specs →
⏱️ Operational Timeline Milestones & Staging Sequence
Target T-0: 2026-11-26Terminal Count
T-00:15:00Autonomous launch sequence start
Auto Sequence
T-00:03:00Flight computer assumes control
Liftoff
T-00:00:00Stage 1 main engine ignition & liftoff
MECO & Stage Sep
T+00:02:40Main engine cut-off and stage separation
Stage 1 Landing
T+00:08:30Booster touchdown on recovery vessel / zone
Payload Deploy
T+00:45:00Spacecraft insertion into target orbit
Launch Complex & Spaceport
Orbital Launch Pad
Starbase Production & Launch Facility · Andøya Spaceport
Service Tower
Mechazilla Launch Tower & Starship Stack
146-meter Orbital Launch Tower, chopstick catch arms, and Starship full stack on the Orbital Launch Mount at Starbase.
Photo Credit: SpaceX / StarbaseStarbase is SpaceX's vertically integrated design, manufacturing, and launch site for the Starship super-heavy launch system. Featuring 146-meter launch towers equipped with robotic catch arms ('Mechazilla'), it is built for high-cadence rapid turnaround.
Operator
SpaceX
Elevation
2 meters (ASL)
Azimuth Range
90°
Flight History
Starship Integrated Flight Tests
Key Pad Facilities & Ground Support Equipment (GSE)
Launch Tower & Chopsticks146-meter steel orbital launch and integration tower equipped with mechanical arms designed to lift and catch boosters.
Orbital Tank Farm (OTF)Massive cryogenic storage tanks holding over 10,000 tons of sub-cooled methane and liquid oxygen.
Water Deluge Steel Flame DeflectorPressurized upward-firing inverted showerhead system absorbing 72,000 kN of rocket exhaust energy.
High Bay / Mega Bay ComplexGiant production buildings just 3 km inland where Starship upper stages and Super Heavy boosters are assembled.