Firefly Alpha Block 2 — mission imagery
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TBD

ConnectedCosmos Launch 1

Firefly Alpha Block 2Firefly AerospaceSpace Launch Complex 2W
Wednesday, September 30, 2026 · 12:00 AM UTCAdd to Calendar

NextMission AnnouncedT-720:00:00

Time to launch

80
DAYS
:
12
HRS
:
11
MIN
:
18
SEC
Launch Window Confidence
46% — Uncertain

Vehicle

Firefly Alpha Block 2

Profile →

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 m...

Height31.6 m
LEO Payload1,030 kg
Launches14
Successes4

Provider

Firefly Aerospace

Profile →

USA • Founded 2014

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 Brief

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.

PayloadConnectedCosmos Launch 1
OrbitPolar Orbit
CustomerFirefly Aerospace
Stages2
PadSpace Launch Complex 2W, Vandenberg SFB, CA, USA

Mission Timeline

0 / 140%
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Mission Announced

Official mission announcement and payload assignment

T-720:00:00
12:00 AM UTC
  • Mission AnnouncedT-720:00:00
  • Vehicle RolloutT-48:00:00
  • Wet Dress RehearsalT-24:00:00
  • Launch Day PrepT-06:00:00

Ground vector

Launch site

Site locked

Space Launch Complex 2W

Vandenberg SFB, CA, USA

Global range
SITE LOCK
Latitude
34.756°N
Longitude
120.622°W

Range Weather

Launch commit criteria

Clear
Watch
TrackingNo active constraints
Weather Rules

Tracking no weather issues at this time.

Primary concern
No weather issues
Rule count
0
Temperature
Not reported
Surface wind
Not reported
Window

12:00 AM UTC - 12:00 AM UTC

Delay History

3
Sep 30Sep 30TBD → TBD

Schedule updated

Sep 30Sep 30TBD → TBD

Schedule updated

Jun 30Sep 30TBD → TBD

Schedule updated

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QuickSounder

Firefly Alpha Block 2
ProviderFirefly Aerospace
PadSpace Launch Complex 2W
DateSep 30, 2026
Local time12:00 AM UTC
T-
80
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ProviderFirefly Aerospace
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Local time12:00 AM UTC
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Firefly Alpha Block 2
ProviderFirefly Aerospace
PadSpace Launch Complex 2W
DateDec 31, 2026
Local time12:00 AM UTC
T-
172
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:
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18