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Launch status: TBDFA

Firefly Alpha Block 2 | ConnectedCosmos Launch 1

Firefly Aerospace launches Firefly Alpha Block 2 carrying ConnectedCosmos Launch 1 from Space Launch Complex 2W, Vandenberg SFB, CA, USA, United States of America at 2026-12-31 00:00:00Z. The operator has not published how precise that target time is. The date is still provisional and can move.

COUNTDOWN

TBD
Firefly Aerospace First Flight 🚀 💥 Airframe Remains (52393433060)
Firefly Alpha Block 2 — library photograph, not this flightjurvetson · CC BY 2.0Wikimedia Commons ↗
TIME TO T-0
T-··:··:··
ADD TO CALENDAR
NET (UTC)2026-12-31 00:00:00Z
WINDOWINSTANTANEOUS

FLIGHT PLAN

FILED
OPERATORFirefly Aerospace
VEHICLEFirefly Alpha Block 2
PAYLOADConnectedCosmos Launch 1
MISSION TYPECommunications
TARGET ORBITPO
VEHICLE FAMILYFirefly Alpha
PADSpace Launch Complex 2W
SITEVandenberg SFB, CA, USA
WINDOW OPEN2026-12-31 00:00:00Z
WINDOW CLOSE2026-12-31 00:00:00Z
NET PRECISIONQ4
REUSABLENO

The window is instantaneous: the vehicle flies at T-0 or stands down to the next opportunity. Current date is a placeholder or rough estimation based on unreliable or interpreted sources.

FIELD KIT / OPTICS

SPONSORED

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BROWSE opens an Amazon search, not a specific recommendation.

LINKS AMAZON.COM

MISSION BRIEF

FILED

First of at least four missions carrying 6 satellites for Open Cosmos' secure LEO broadband constellation, designed to provide independent and resilient connectivity infrastructure for Europe and the world using high-priority Ka-band spectrum filings by the Principality of Liechtenstein.

SOURCE: LAUNCH LIBRARY 2 // THE SPACE DEVS

LAUNCH CORRIDOR

FROM THIS PAD
Due east
The lowest orbit inclination a direct launch from here can reach — 34.8°, which is this pad’s own latitude. It also collects the most free speed from Earth’s rotation.
Due south
The polar and sun-synchronous corridor: 90° inclination, passing over both poles. It gets no help from Earth’s spin, which is why it costs more payload.

Drag the globe to turn it. The shading is the real terminator, and it moves.

A globe of the Earth centred on Space Launch Complex 2W at latitude 34.76 degrees north, longitude 120.62 degrees west. Two curved lines leave the pad. The solid gold line runs due east and marks the lowest orbital inclination a direct launch from this site can reach, 34.8 degrees, equal to the pad’s latitude of 34.8 degrees. The dashed cyan line runs due south and marks the polar corridor at 90 degrees inclination. The darkened part of the globe is the night side. Surface wind is blowing from 143°, at 5 km/h, shown as the cyan arrow at the pad.

LAUNCH SITE

FIXED
PAD DESIGNATION

Space Launch Complex 2W

Vandenberg SFB, CA, USA, United States of America

LATITUDE34°45′20″ N34.7556°
LONGITUDE120°37′21″ W-120.6224°
90°N90°SEQUATORWIND FROM SE · 5 km/h
180°W0° MERIDIAN180°E
PAD±35° BANDWIND (DOWNWIND)
ON SITE NOWWIND FROM SE · 5 km/hCLEAR SKY13.1 °CCLOUD 9%

OBSERVED 2026-10-12 14:00:00Z // OPEN-METEO (CC BY 4.0) // GENERAL CONDITIONS, NOT LAUNCH CRITERIA

Minimum direct inclination 35°. From 35° north of the equator, a direct ascent cannot enter an orbit inclined less than 35°, because an orbit of inclination i never passes over latitudes beyond ±i. Reaching an equatorial plane — what a geostationary transfer ultimately needs — therefore costs a plane change of 35° somewhere in the flight, while inclinations of 35° and above are available straight off the pad. The ground here is carried eastward at about 382 m/s (465 m/s at the equator, falling with the cosine of latitude), and a due-east launch keeps that head start.

DATUM WGS-84 // EQUIRECTANGULAR PROJECTION // ORBIT FIGURES DERIVED FROM THE PUBLISHED LATITUDE

Site map of Space Launch Complex 2W, function n(a,b){let c=l(a)?a.trim():"",d=l(b)?b.trim():"";return c?d?(c.split(",").pop()?.trim().toLowerCase()??"")===d.toLowerCase()?c:`${c}, ${d}`:c:d}.
SITE PLAN // SOURCE: LAUNCH LIBRARY 2

PAD CONDITIONS

OBSERVED

SURFACE WIND @ 10 M

5km/h

Blowing from the south-east, bearing 143 degrees

GUSTING

11km/h

Clear sky

CLOUD COVER9%
WIND DIRSE · 143°
PRECIP NOW0.0 mm
PRECIP CHANCE1%
TEMP13.1 °C
HUMIDITY65%
OBSERVED2026-10-12 14:00:00Z
STATION FIX34.756°, -120.622°

SOURCE: OPEN-METEO CC BY 4.0

The observed block is general weather for the coordinates of Space Launch Complex 2W, not launch-commit criteria. Those are written per mission by the operator and the range, cover conditions this forecast does not carry at all (electric fields, cloud layers aloft, winds through the vehicle’s own load limits), and are published only by the operator. Wind is a common reason countdowns stop for weather — that is general context, not a rule about this flight, and no number in this block is a threshold. Nothing here is a go or no-go call, and no operator figure was published for this attempt.