UTC —00:00:00
Firefly Alpha Block 2 | QuickSounder

Overview

Firefly Alpha Block 2 | QuickSounder

To Be Determined

Space Launch Complex 2W, Vandenberg SFB, CA, USA

September 30, 2026 — 00:00 UTC

Image credit: Firefly Aerospace / Jack Beyer

Firefly Aerospace logo

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.

Firefly Alpha Block 2

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

Full details on Launch Library →