active ·Falcon Heavyfirst stage

B1091

Planned Falcon Heavy center core stage that will first be used as a Falcon 9 first stage booster for several launches.

Flights

Landings

3 of 3

successful

Fastest turnaround

19 days

between flights

Last flew

Nov 2

on Bandwagon 4 (Dedicated Mid-Inclination Rideshare)

One Year, 3 Flights

FlightCrewed flight

3
2025

Flight Log

Newest first · dates in UTC

#	Date	Mission	Launch site	Result
3	2025-11-02	Bandwagon 4 (Dedicated Mid-Inclination Rideshare)	Cape Canaveral SFS	Success
2	2025-10-14	Amazon Leo (KF-03)	Cape Canaveral SFS	Success
1	2025-08-11	Amazon Leo (KF-02)First flight	Cape Canaveral SFS	Success

Space Launch Now for iOS and Android

Launch pages in the app name the booster as soon as it is assigned.

See what's in the app

Scan to open on your phone

[data-page-skeleton]{display:none}body{display:flex;flex-direction:column}body>footer{order:2}body>main{padding-bottom:0}body:has(>div[hidden][id^="S:"]>[data-data-unavailable]) header[data-site-header]{background:var(--canvas);border-color:var(--rule);color:var(--ink)}body:has(>div[hidden][id^="S:"]>[data-data-unavailable]) [data-header-scrim]{display:none}body>div[hidden][id^="S:"]>[data-data-unavailable]{max-width:calc(var(--container-content) + 2 * var(--s-5));padding:var(--s-9) var(--s-5) 0}body>div[hidden][id^="S:"]:last-of-type{padding-bottom:var(--s-9)}body:has(>div[id^="S:"] [data-app-promo])>div[hidden][id^="S:"]:last-of-type{padding-bottom:0}@layer base{body>div[hidden][id^="S:"]{display:block!important;order:1}}

active ·Falcon Heavyfirst stage

B1091

Planned Falcon Heavy center core stage that will first be used as a Falcon 9 first stage booster for several launches.

Flights

Landings

3 of 3

successful

Fastest turnaround

19 days

between flights

Last flew

Nov 2

on Bandwagon 4 (Dedicated Mid-Inclination Rideshare)

One Year, 3 Flights

FlightCrewed flight

3
2025

Flight Log

Newest first · dates in UTC

#	Date	Mission	Launch site	Result
3	2025-11-02	Bandwagon 4 (Dedicated Mid-Inclination Rideshare)	Cape Canaveral SFS	Success
2	2025-10-14	Amazon Leo (KF-03)	Cape Canaveral SFS	Success
1	2025-08-11	Amazon Leo (KF-02)First flight	Cape Canaveral SFS	Success

Space Launch Now for iOS and Android

Launch pages in the app name the booster as soon as it is assigned.

See what's in the app

Scan to open on your phone

One Year, 3 Flights

Flight Log

Know When B1091 Flies Again.

One Year, 3 Flights

Flight Log

Know When B1091 Flies Again.