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. No earlier than February 15, 2027 · To Be Determined Firefly Alpha Block 2 — Firefly Aerospace, to Sun-Synchronous Orbit Space Launch Complex 2W, Vandenberg SFB, CA, USA Data: Launch Library 2, The Space Devs. Image by Firefly Aerospace / Jack Beyer via The Space Devs.