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Launch Vehicles
Vehicle family profile

Thor

Family-level launch record combining canonical variants, historical missions, public cadence forecasts, and available payload performance specs.

Manufacturer unknownRetired
Admin
Variants
89
Canonical variants linked to this family.
Historical missions
609
Missions in the public mission table with actual launch dates.
Peak listed capacity
Unknown
Maximum payload capacity across listed variants and orbits.

Launch Cadence

Historical missions are grouped by actual launch year. Forecast cadence uses family-level launch-rate rows.

YearHistorical missionsForecast launches
200850
200980
201010
201130
201410
201510
201710
201810

Performance Specs

Payload capacity by variant and target orbit when structured capacity rows are available.

VariantOrbitCapacityAltitudeInclinationSource

No performance specs

No structured payload capacity rows are linked to this vehicle family.

Recent Missions

Latest launched missions using variants in this family.

MissionVariantLaunch
ICESAT-2
Delta 7420-10C
Sep 15, 2018
NOAA-20 Mission
Delta 7920-10C
Nov 18, 2017
SMAP Mission
Delta 7320-10C
Jan 31, 2015
OCO-2 Mission

Variants

Canonical variants rolled up into this launch vehicle family.

VariantStagesMissionsStatus
Delta 0300
Not stated3Retired
Delta 0900
Not stated2Retired
Delta 1410
Not stated1Retired
Delta 1604
Not stated2Retired
Delta 7320-10C
Jul 2, 2014
NPP
Delta 7920-10C
Oct 28, 2011
GRAIL-A/GRAIL-B
Delta 7920H
Sep 10, 2011
SAC-D
Delta 7320-10C
Jun 10, 2011
COSMO 4 Mission
Delta 7420-10C
Nov 6, 2010

Forecasted Missions

Upcoming mission rows with announced launch timing.

MissionVariantAnnounced

No forecasted missions

No upcoming announced mission rows are linked to this vehicle family.

Delta 1900
Not stated1Retired
Delta 1910
Not stated1Retired
Delta 1913
Not stated1Retired
Delta 1914
Not stated2Retired
Delta 2310
Not stated3Retired
Delta 2313
Not stated3Retired
Delta 2910
Not stated6Retired
Delta 2913
Not stated2Retired
Delta 2914
Not stated26Retired
Delta 2914 C
Not stated4Retired
Delta 3910
Not stated10Retired
Delta 3913
Not stated1Retired
Delta 3914
Not stated12Retired
Delta 3920
Not stated9Retired
Delta 3920-8
Not stated1Retired
Delta 3924
Not stated5Retired
Delta 4925-8
Not stated2Retired
Delta 5920-8
Not stated1Retired
Delta 6920-10
Not stated2Retired
Delta 6920-8
Not stated1Retired
Delta 6925
Not stated13Retired
Delta 6925-8
Not stated1Retired
Delta 7320-10
Not stated4Retired
Delta 7320-10C
Not stated8Retired
Delta 7326-9.5
Not stated3Retired
Delta 7420-10C
Not stated14Retired
Delta 7425-10
Not stated1Retired
Delta 7425-9.5
Not stated3Retired
Delta 7426-9.5
Not stated1Retired
Delta 7920-10
Not stated6Retired
Delta 7920-10C
Not stated20Retired
Delta 7920-10L
Not stated2Retired
Delta 7920-8
Not stated1Retired
Delta 7920H
Not stated3Retired
Delta 7925
Not stated34Retired
Delta 7925-10
Not stated2Retired
Delta 7925-10C
Not stated1Retired
Delta 7925-10L
Not stated2Retired
Delta 7925-8
Not stated2Retired
Delta 7925-9.5
Not stated28Retired
Delta 7925H
Not stated3Retired
Delta 8930
Not stated3Retired
H-1
Not stated5Retired
H-1 (2)
Not stated3Retired
H-1 6R
Not stated1Retired
N-1
Not stated7Retired
N-2
Not stated7Retired
N-2 (2)
Not stated1Retired
Thor Able I
Not stated3Retired
Thor Able II
Not stated1Retired
Thor Able III
Not stated1Retired
Thor Able II M1
Not stated1Retired
Thor Able IV
Not stated1Retired
Thor Ablestar
Not stated12Retired
Thor Ablestar 2
Not stated7Retired
Thorad SLV-2G Agena D
Not stated30Retired
Thorad SLV-2H Agena D
Not stated13Retired
Thor Agena A
Not stated15Retired
Thor Agena B
Not stated40Retired
Thor Agena D
Not stated13Retired
Thor Burner 1
Not stated4Retired
Thor Burner 2
Not stated12Retired
Thor Burner 2A
Not stated8Retired
Thor Delta
Not stated12Retired
Thor Delta A
Not stated2Retired
Thor Delta B
Not stated9Retired
Thor Delta C
Not stated10Retired
Thor Delta C1
Not stated3Retired
Thor Delta D
Not stated2Retired
Thor Delta E
Not stated6Retired
Thor Delta E1
Not stated17Retired
Thor Delta G
Not stated2Retired
Thor Delta J
Not stated1Retired
Thor Delta L
Not stated2Retired
Thor Delta M
Not stated12Retired
Thor Delta M6
Not stated1Retired
Thor Delta N
Not stated6Retired
Thor Delta N6
Not stated2Retired
Thor DSV-2U
Not stated5Retired
Thor MG-18
Not stated2Retired
Thor SLV-2A Agena B
Not stated2Retired
Thor SLV-2A Agena D
Not stated59Retired
Thor SLV-2A Agena D 2
Not stated2Retired
Thor SLV-2 Agena B
Not stated3Retired
Thor SLV-2 Agena D
Not stated8Retired
Track
Mentions
73
All verified mentions of this launch vehicle family in source documents.
0.0-5.0
Actions

Slick-10 (Space Launch Complex 10) is the historic site where the Air Force launched weather satellites in the 1970s and where the Royal Air Force practiced launching Thor intermediate-range ballistic missiles in the early 1960s.

GeneralValue 2.0Jun 30, 2025Guardians on the West Coast: The Space and Missile Technology Center and Vandenberg museum

Some large artifacts remain at SLC-10, including a Thor Agena rocket, an Agena upper stage, and a Minuteman training vehicle equipped to dispense decoys.

Capability
Page2of4
General
Value 2.0
Jun 30, 2025
Guardians on the West Coast: The Space and Missile Technology Center and Vandenberg museum

The Thor test missile carried out by the US in 1962 damaged the power grids over the Hawaiian Islands and destroyed three satellites.

GeneralCapabilityGrowthValue 4.0Oct 25, 2024Can nuclear bombs threaten satellites?

Peter Hunter obtained permission to scan the private photographs to create collections aiming to document every Thor, Delta, and Atlas rocket launched.

LegalGeneralValue 2.2Jul 8, 2024The little rocket that could: Thor in the early days at Vandenberg (part 3)

The Thor rocket evolved into the Thor-Delta and finally the Delta II.

CapabilityValue 3.0Jul 1, 2024The little rocket that could: Thor in the early days at Vandenberg (part 2)

The United States had operational control over the nuclear warheads used with the RAF Thor missiles.

LegalGeneralValue 2.2Jul 1, 2024The little rocket that could: Thor in the early days at Vandenberg (part 2)

The Thor rocket's launch record improved to better than 95% by the early 1970s.

CapabilityValue 3.5Jul 1, 2024The little rocket that could: Thor in the early days at Vandenberg (part 2)

From 1959 to 1963, the Royal Air Force operated 60 Thor intermediate-range ballistic missiles as part of Project Emily.

GeneralPlanValue 4.0Jul 1, 2024The little rocket that could: Thor in the early days at Vandenberg (part 2)

Thrust-Augmented-Thor Agena D rockets carrying CORONA reconnaissance satellites were launched from SLC-3W.

PlanCapabilityValue 4.0Jul 1, 2024The little rocket that could: Thor in the early days at Vandenberg (part 2)

The RAF Thor missiles were a major part of the British nuclear deterrent.

GeneralValue 1.0Jul 1, 2024The little rocket that could: Thor in the early days at Vandenberg (part 2)

Thor rockets utilized a variety of upper stages including Able I and II, Ablestar, Burner I and II, and Agenas A, B, and D.

CapabilityValue 3.6Jul 1, 2024The little rocket that could: Thor in the early days at Vandenberg (part 2)

A Thor missile is preserved inside a shed at the SLC-10 launch site at Vandenberg Space Force Base.

GeneralValue 2.0Jul 1, 2024The little rocket that could: Thor in the early days at Vandenberg (part 2)

The Thor rocket was used to boost classified payloads into orbit.

GeneralValue 2.8Jul 1, 2024The little rocket that could: Thor in the early days at Vandenberg (part 2)

Many launches of the Thor rocket were conducted from Vandenberg Air Force Base in California.

GeneralValue 2.5Jul 1, 2024The little rocket that could: Thor in the early days at Vandenberg (part 2)

Thor rockets flew missions with classified payloads such as the QUILL radar satellite and Program 989 signals intelligence satellites.

CapabilityGeneralValue 4.0Jul 1, 2024The little rocket that could: Thor in the early days at Vandenberg (part 2)

The Air Force utilized the Atlas for larger payloads, but the upgraded Thor was significantly cheaper and aimed to carry heavier payloads.

CapabilityFinancialPlanValue 2.5Jun 24, 2024The little rocket that could: Thor in the early days at Vandenberg (part 1)

Thor evolved into the Thor-Delta and eventually the Delta II rocket over the ensuing decades.

GeneralPlanValue 2.0Jun 24, 2024The little rocket that could: Thor in the early days at Vandenberg (part 1)

The Thor rocket was designed to be fueled and fired relatively quickly, but payloads required greater care and attention at the pad.

CapabilityGeneralValue 2.0Jun 24, 2024The little rocket that could: Thor in the early days at Vandenberg (part 1)

Most of the military payloads placed into orbit by Thor in the early 1960s launched from Vandenberg Air Force Base in California.

GeneralCapabilityValue 2.0Jun 24, 2024The little rocket that could: Thor in the early days at Vandenberg (part 1)

A Royal Air Force training pad for launching Thor missiles existed in the United Kingdom.

CapabilityGeneralValue 2.0Jun 24, 2024The little rocket that could: Thor in the early days at Vandenberg (part 1)