Secret Space Projects

Post thread
Unbuilt and cancelled rocket and spacecraft projects. Not for current or historic produced designs.
Triton
Soviet Lunar Expeditionary Complex
Replies
23
Views
21K
Deleted member 4286
D
hesham
    • Like
Republic Aviation Space Vehicle
Replies
7
Views
986
GeorgeA
G
Dynoman
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General Dynamics Triamese (1968)
Replies
33
Views
6K
Deleted member 4286
D
Michel Van
    • Like
    • Wow
Douglas ROMBUS
2 3 4
Replies
120
Views
81K
Archibald
A
Michel Van
UR-500MK
Replies
2
Views
5K
Dmitry V.
D
TsrJoe
Yangel R-56 (8K68 )
Replies
17
Views
4K
Dmitry V.
D
Grey Havoc
    • Wow
    • Like
Lunar International Laboratory (1960s)
Replies
7
Views
4K
Deleted member 4286
D
Michel Van
    • Like
The (cancelled) second production run of Saturn Vs
2 3 4
Replies
139
Views
71K
Archibald
A
hesham
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NASA JIMO
Replies
5
Views
4K
Rhinocrates
Rhinocrates
airrocket
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1980's McDonnell TAV Concepts
Replies
16
Views
12K
Dew
Dew
SOC
US Navy Space Cruiser & DARPA/USAF Spaceplane Technology and Research (STAR)
Replies
33
Views
17K
Deleted member 4286
D
Graham1973
    • Like
Lost Apollo - The LEM Optical Rendezvous System
Replies
0
Views
658
Graham1973
Graham1973
Grey Havoc
Russian National Reusable Space Rocket program
2
Replies
46
Views
10K
Deleted member 4286
D
rallymodeller
PlanetSpace Silver Dart
Replies
11
Views
9K
publiusr
P
Graham1973
    • Like
Thermoelectric Outer Planets Spacecraft (TOPS)
Replies
7
Views
8K
Graham1973
Graham1973
GeminiProgram
Liberty Rocket - Pacific American Launch Systems
Replies
2
Views
1K
martinbayer
M
flateric
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NPO Energiya Pody'om (Lift-off) system - pre-Energiya-Buran
Replies
15
Views
5K
Archibald
A
flateric
    • Like
    • Love
"Design Evolution of VTHL Hypersonic Flight Vehicle Designs from Tsien’s Boost-Glide Concept to Sierra Nevada’s Orbital DreamChaser"
Replies
7
Views
2K
martinbayer
M
OM
Ryan Saturn I First Stage Recovery via Rogallo Wing
Replies
16
Views
6K
Byeman
B
M
    • Like
European BMD early warning and tracking satellites
Replies
4
Views
2K
Forest Green
Forest Green
Grey Havoc
ESA 'Lunar Village' proposal
Replies
12
Views
6K
BlueAbyssal
BlueAbyssal
hesham
    • Like
Aerojet-General Space Glider of 1961
Replies
1
Views
889
XP67_Moonbat
XP67_Moonbat
P
    • Like
SERV - 1971 VTOVL alternate shuttle proposal
Replies
24
Views
18K
martinbayer
M
S
Spiral / "50/50" TSTO
2
Replies
51
Views
24K
publiusr
P
SAustin16
Enlarged Apollo CSM-Based Logistics Vehicle
Replies
37
Views
20K
Tybarious
T
hesham
    • Like
Westinghouse inspection satellite concept (1960)
Replies
5
Views
3K
World B4
World B4
Triton
    • Like
Amroc Industrial Launch Vehicle (ILV)
Replies
7
Views
7K
publiusr
P
Sferrin
    • Like
    • Love
MASS: The Manned Anti-Satellite System
Replies
8
Views
2K
giorgos42gr
G
M
Sänger antipodal bomber
2
Replies
62
Views
40K
!Mark
!Mark
Grey Havoc
Breakthrough Starshot
Replies
18
Views
9K
Dilandu
Dilandu
hesham
Plane-rocket for tourist flights
Replies
33
Views
22K
publiusr
P
hesham
Convair/General Dynamics Little Joe 2
Replies
5
Views
5K
fightingirish
fightingirish
hesham
Aerojet Rescue Method of 1960s
Replies
20
Views
6K
Byeman
B
hesham
Kliper
Replies
23
Views
17K
fightingirish
fightingirish
Flyaway
The Scout Rocket
Replies
0
Views
953
Flyaway
Flyaway
Michel Van
    • Like
ArianeGroup SUSIE (Smart Upper Stage for Innovative Exploration) concept
2
Replies
52
Views
8K
Rhinocrates
Rhinocrates
Raketyr
    • Like
    • Wow
Emilio Herrera - Manned suborbital capsule
Replies
6
Views
2K
Raketyr
Raketyr
Caravellarella
    • Like
United Aircraft Corporation Pogo-Stick Lunar Cabin Vehicle project......
Replies
8
Views
5K
Foo Fighter
Foo Fighter
Triton
    • Like
Boeing Integrated Manned Interplanetary Spacecraft (IMIS) 1968
Replies
31
Views
22K
Archibald
A
Flyaway
    • Like
The Black Arrow & Britain’s Rocket Program
2
Replies
71
Views
11K
zjz
Z
flateric
    • Like
Pre-Buran, OK-92 (Orbitalny Korabl', Orbital Craft)
Replies
30
Views
19K
flateric
flateric
Michel Van
    • Like
Junkers Raumtransporters (Junkers space projects)
Replies
30
Views
27K
Michel Van
Michel Van
hesham
Skyrocket Aerospace
Replies
16
Views
2K
Orionblamblam
Orionblamblam
vulture
Lockheed California RAPT two stage to orbit system of 1966
Replies
13
Views
7K
Scott Kenny
S
World B4
Weaponization of orbital vehicles
2
Replies
50
Views
5K
Byeman
B
robunos
Japan launches the smallest rocket to ever carry a satellite to orbit
Replies
9
Views
4K
publiusr
P
bobbymike
    • Like
New agreement enables U.S. launches from Australian spaceports
Replies
1
Views
767
Scott Kenny
S
P
    • Wow
George L. von Pragenau Shuttle patents
Replies
14
Views
2K
XP67_Moonbat
XP67_Moonbat
FutureSpaceTourist
Interorbital Systems launch vehicles
Replies
17
Views
9K
Byeman
B
hesham
    • Like
Albatros space transportation system proposal (1982)
Replies
17
Views
6K
flateric
flateric
Flyaway
    • Like
Molniya Satellites - Scott Manley
Replies
1
Views
916
publiusr
P
Flyaway
    • Like
Viking mission to Mars
Replies
6
Views
3K
astro
A
archipeppe
    • Like
Von Braun's Ferry Rocket of 1952
2 3
Replies
113
Views
58K
justajeepguy
justajeepguy
7
    • Like
Boeing / North American Rockwell Windjammer SSTO
Replies
6
Views
6K
Cosmic Planes
C
Graham1973
    • Like
Viking 4 - Mars Surface Sample Return
Replies
12
Views
5K
Archibald
A
Triton
Space Sensor Layer
Replies
16
Views
6K
jsport
J
Stargazer
Earth-to-Orbit SSTO RLV projects (Martin VTO & Boeing HTO)
Replies
10
Views
8K
flateric
flateric
C
Orbital Glide Vehicle & Supersonic Carrier
Replies
14
Views
5K
Dilandu
Dilandu
FutureSpaceTourist
Lockheed 1960s Astrocommuter
Replies
7
Views
5K
NavarchNicias
N
chimeric oncogene
    • Like
Where could we launch Orion? Hypothetical launch sites for Nuclear Pulse Propulsion Spacecraft.
2
Replies
58
Views
9K
publiusr
P
Grey Havoc
Russian 2030 moonbase and Luna 25 lander
Replies
32
Views
15K
Scott Kenny
S
D
Could Starlite have saved the Shuttle?
Replies
19
Views
2K
martinbayer
M
Michel Van
    • Like
unknown Atlas rocket versions
Replies
3
Views
1K
publiusr
P
Sferrin
    • Like
Candidate Space Shuttle Orbiters Wind Tunnel Studies 1969 NASA Langley Research
Replies
2
Views
4K
Dew
Dew
H
Identify a 1960s very large launcher project by the Aerospace Corporation
Replies
6
Views
2K
Michel Van
Michel Van
Triton
    • Like
AAP Manned Single-Launch Venus Fly-by Mission (1967)
Replies
4
Views
7K
RobSchorry
R
A
Russia's MRKS Reusable Space Launcher
Replies
12
Views
8K
publiusr
P
hesham
Aerospatiale Reusable Launcher Concepts
Replies
11
Views
6K
TheKutKu
TheKutKu
M
    • Like
"Faked" SDI test from the 1980s
Replies
6
Views
2K
Scott Kenny
S
boxkite
    • Like
Martin AR-14B
Replies
16
Views
11K
Dynoman
Dynoman
Graham1973
    • Like
Jupiter Orbiting Vehicle for Exploration (JOVE) - 1967
Replies
13
Views
7K
publiusr
P
A
    • Like
Polyus
2
Replies
50
Views
31K
Forest Green
Forest Green
Flyaway
    • Like
Skylab
Replies
0
Views
767
Flyaway
Flyaway
M
    • Like
    • Love
    • Wow
Gemini Applications
Replies
8
Views
3K
Michel Van
Michel Van
B
    • Like
    • Love
British Manned Spacecraft
2 3
Replies
101
Views
80K
Michel Van
Michel Van
voskhod
    • Like
ABIR - The first satellite of Israel (Rafael proposal)
Replies
2
Views
1K
voskhod
voskhod
flateric
Re: The Fully Reusable Access to Space Technology (FAST) Program
Replies
11
Views
6K
flateric
flateric
hesham
    • Like
Janus Manned Orbital Spacecraft with Stage Re-Entry
Replies
16
Views
6K
RanulfC
R
Matej
Shuttle-launched MRRV (Maneuvering Re-entry Research Vehicle)
Replies
4
Views
7K
Dew
Dew
hesham
    • Like
NASA Mars Unmanned Aircraft
Replies
4
Views
3K
Hafidz Rahman
Hafidz Rahman
flateric
Latest Angara family iterations at MAKS 2007
Replies
17
Views
10K
jeffb
jeffb
X
    • Like
Krafft Ehricke Space designs
2
Replies
40
Views
27K
archipeppe
archipeppe
RavenOne
Virgin Orbit - Cornwall Spaceport
Replies
22
Views
5K
Dew
Dew
TheKutKu
    • Love
    • Like
French-Brazilian BR-1 and BR-2 Launchers
Replies
12
Views
2K
Michel Van
Michel Van
hesham
ID this Spacecraft Vehicle
Replies
7
Views
4K
Michel Van
Michel Van
A
    • Like
Rods from God / "Project Thor"
2 3 4 5 6 7
Replies
274
Views
54K
bobbymike
bobbymike
A
Teng Yun -- China (CASIC) TSTO Space Shuttle project
Replies
17
Views
8K
lost_treasures
lost_treasures
flateric
FALCON CAV (Common Aero Vehicle) competitors
Replies
15
Views
11K
X-39
X-39
K
Spaced-Based Defense Question / Nikola Tesla
Replies
19
Views
10K
publiusr
P
Flyaway
NASA’s Plan to Rescue Stranded Astronauts -Playing Sardines in A Space Capsule
Replies
1
Views
883
Graham1973
Graham1973
Flyaway
Mars Reconnaissance Orbiter
Replies
15
Views
8K
TomcatViP
T
hesham
First Western publications on Energiya-Buran
Replies
31
Views
6K
thatdronedude
thatdronedude
F
    • Like
Commercial Space Station
2 3
Replies
82
Views
10K
Kat Tsun
Kat Tsun
A
Indian near future developments
Replies
33
Views
18K
bobbymike
bobbymike
Orionblamblam
    • Like
    • Haha
Martin EGRESS
Replies
6
Views
2K
publiusr
P
thatdronedude
    • Like
    • Love
Laser Battle Station Model Kit Inspiration
Replies
9
Views
2K
thatdronedude
thatdronedude
F
cFASTT-1 Spaceplane with SABRE Engine
Replies
16
Views
18K
Rhinocrates
Rhinocrates
hesham
    • Like
The Megaroc,Man-Carrying Rocket Proposal
Replies
3
Views
5K
Grey Havoc
Grey Havoc
Grey Havoc
International Lunar Research Station (Sino-Russian project)
Replies
21
Views
6K
Grey Havoc
Grey Havoc
U
    • Like
MIGBUS suborbital system
Replies
3
Views
4K
Byeman
B
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