Overview
Firefly Alpha Block 2 | QuickSounder
To Be DeterminedSpace Launch Complex 2W, Vandenberg SFB, CA, USA
September 30, 2026 — 00:00 UTC
Image credit: Firefly Aerospace / Jack Beyer
Launch Provider
Firefly Aerospace
- Country
- United States of America
- Founded
- 2014
- Leadership
- CEO: Peter Schumacher
- Launch Record
- 4 success, 3 failed
Firefly Aerospace is an American private aerospace firm based in Austin, Texas, that develops small and medium-sized launch vehicles for commercial launches to orbit.
Mission
QuickSounder
- Type
- Earth Science
- Target Orbit
- Sun-Synchronous Orbit
QuickSounder is the first satellite mission of the Near Earth Orbit Network (NEON) program of the National Oceanic and Atmospheric Administration (NOAA), which aims to replace the current Joint Polar Satellite System (JPSS) series of polar orbit weather satellites. This pathfinder mission will demonstrate NOAA's ability to launch a small satellite within 3 years, flying a refurbished Advanced Technology Microwave Sounder (ATMS) instrument to polar orbit.

Launch Vehicle
Firefly Alpha Block 2
- Height
- 31.6 m
- Diameter
- 1.82 m
- Liftoff Mass
- 54.0 t
- Liftoff Thrust
- 736.0 kN
- Mass to LEO
- 1030.0 kg
- Reusable
- No
- Launch Success
- 0
Firefly Alpha (Firefly α) is a two-stage orbital expendable launch vehicle developed by the American aerospace company Firefly Aerospace to cover the commercial small satellite launch market. Alpha is intended to provide launch options for both full vehicle and ride share customers. The Block 2 version features increased length and structural strength for both stages, optimized propellant tanks and consolidated in-house batteries and avionics.
Launch Site
Space Launch Complex 2W, Vandenberg SFB, CA, USA
SLC-2W was originally used for Delta, Thor-Agena and Delta II launches. After the last Delta II flight in 2018, SLC-2W was repurposed to launch Firefly Alpha rockets.
Latest Updates
NET Q3 2026.
October 23, 2025 — 13:40 UTC
Added launch.
September 23, 2024 — 23:44 UTC