Secret Space Projects

Post thread
Unbuilt and cancelled rocket and spacecraft projects. Not for current or historic produced designs.
XP67_Moonbat
    • Like
Salyut-Skylab Space Station
Replies
6
Views
8K
Grey Havoc
Grey Havoc
Michel Van
    • Like
ARCA Haas 2CA rocket (SSTO with aerospike engine)
2
Replies
78
Views
39K
Brett Davidson
Brett Davidson
Grey Havoc
    • Like
Trevor Paglen 'Orbital Reflector'
Replies
0
Views
2K
Grey Havoc
Grey Havoc
Graham1973
    • Like
Between Voyager & Viking
Replies
28
Views
15K
Grey Havoc
Grey Havoc
Grey Havoc
    • Like
Lincoln Experimental Satellite series
Replies
1
Views
2K
Grey Havoc
Grey Havoc
Graham1973
    • Like
Synchronous Earth Observation Satellite (SEOS) - 1973
Replies
4
Views
4K
Grey Havoc
Grey Havoc
Michel Van
    • Like
Manned "Cloudbase" in Venus Atmosphere
2
Replies
55
Views
50K
publiusr
P
F
US space station
2
Replies
44
Views
28K
publiusr
P
Flyaway
NASA To Study Uranus, Neptune Orbiters
Replies
8
Views
5K
publiusr
P
Caravellarella
General Electric MOOSE orbital emergency descent project......
Replies
24
Views
8K
Orionblamblam
Orionblamblam
Orionblamblam
    • Like
Space Defense Platform
Replies
0
Views
2K
Orionblamblam
Orionblamblam
G
    • Like
RAF Manned Capsule
Replies
26
Views
17K
TsrJoe
TsrJoe
Michel Van
Darwin Launch Site in Australia
Replies
9
Views
6K
GTX
GTX
Stargazer
LII/TMZ BOR-4 space shuttle development program
Replies
17
Views
14K
publiusr
P
boxkite
    • Wow
    • Like
Chelomey NPOMash Raketoplan projects
Replies
7
Views
5K
flateric
flateric
Sferrin
Lockheed Martin Mars Base Camp Concept
Replies
39
Views
15K
X-39
X-39
S
Marquardt SERJ Unicorn
Replies
6
Views
2K
Seekr
S
Grey Havoc
    • Like
    • Wow
Soviet Space Elevator (1970)
Replies
13
Views
6K
klem
klem
P
    • Like
UK catamaran rocket launch vessel??
Replies
2
Views
5K
publiusr
P
FutureSpaceTourist
Spirit of Liberty/Altaris space tourism RLVs
Replies
27
Views
13K
publiusr
P
A
Chinese nuclear space propulsion studies for deep-space exploration
Replies
10
Views
9K
Archibald
A
Michel Van
    • Like
ERNO Large Ariane 5 Return Capsule (LaReCa)
Replies
9
Views
8K
steelpillow
S
Brett Davidson
    • Like
Kyoto University-Kajima Corporation Moon Glass
Replies
1
Views
2K
TheRejectionist
T
Triton
    • Like
LM-B/Space Tug
2
Replies
54
Views
18K
tea monster
tea monster
Bill S
LTV Space Taxi and Maneuvering Work Platform
Replies
9
Views
6K
Orionblamblam
Orionblamblam
bobbymike
NASA Makes Their Entire Media Library Publicly Accessible And Copyright Free
Replies
6
Views
2K
Byeman
B
B
NORD VERAS
Replies
15
Views
6K
Archibald
A
cluttonfred
Reusable microsatellite launcher?
Replies
11
Views
7K
martinbayer
M
klem
Emilio Herrera the "Spanish Jules Verne".
Replies
1
Views
2K
Dilandu
Dilandu
C
    • Like
Apollo "spying" mission??
Replies
30
Views
12K
NMaude
N
C
Dassault Rafale small-satellite launcher
Replies
17
Views
13K
Archibald
A
Orionblamblam
    • Like
Space planning: 1963
Replies
16
Views
3K
Byeman
B
Flyaway
    • Like
Spektr-RG X-Ray observatory
Replies
32
Views
8K
Flyaway
Flyaway
flateric
Lockheed-Martin Orbital Space Plane OSP
Replies
15
Views
10K
Byeman
B
World B4
armed Progress test vehicles
Replies
2
Views
2K
Nik
Nik
Flyaway
    • Like
Stealing secrets from the ether: missile and satellite telemetry interception during the Cold War
Replies
4
Views
5K
blackstar
B
BESTUZHEV
    • Like
Early Soviet Moon spacecraft
Replies
7
Views
5K
Space Baron
S
voskhod
Israeli cryogenic transfer module for GEO insertion
Replies
6
Views
2K
voskhod
voskhod
Flyaway
    • Like
NRO Historical Launches
Replies
1
Views
2K
ltoddp
L
Michel Van
Billboards in Space...
Replies
22
Views
9K
NERVA
N
voskhod
    • Like
STAR 460 - Unmaterialized Israeli design for heavy lift SLV
Replies
6
Views
4K
martinbayer
M
Grey Havoc
United Launch Alliance/Blue Origin tie-up (RD-180 engine replacement project)
Replies
30
Views
13K
Byeman
B
flateric
NASA Lunar Walker
Replies
24
Views
11K
Arjen
Arjen
N
    • Like
Convair Hyperion source documents?
Replies
3
Views
4K
numbers station
numbers station
Gaafar
    • Like
Arab Spacecraft projects
Replies
23
Views
4K
Byeman
B
Flyaway
Defense Meteorological Support Program (DMSP)
Replies
2
Views
2K
Byeman
B
athpilot
    • Like
Comet Rocket 1992/93 HLLV
Replies
2
Views
3K
Byeman
B
hesham
    • Like
Chelomey Suborbital Troop Carrier/Recon Spaceplane
Replies
16
Views
9K
publiusr
P
B
SLOMAR
2
Replies
56
Views
36K
antigravite
A
Grey Havoc
Space Manufacturing Hub (Australia)
Replies
0
Views
2K
Grey Havoc
Grey Havoc
D
Ford Aeronutronic Space Train Concept
Replies
0
Views
2K
Deleted member 2278
D
M
Are there new concepts of space tugs?
Replies
6
Views
2K
GARGEAN
G
DarkLord
Early Saturn designs
Replies
10
Views
8K
Deleted member 2278
D
sat_dxer
    • Like
Henderson Island Satellite Recovery Survey Mission
Replies
12
Views
3K
sat_dxer
sat_dxer
Flyaway
    • Like
SPARTAN reconnaissance satellite
Replies
9
Views
3K
blackstar
B
Grey Havoc
Spartan hypersonic launch system (University of Queensland, Austrialia)
Replies
3
Views
4K
edwest4
E
archipeppe
Tremulis spaceplane
Replies
30
Views
20K
peter.tremulis@alphaterra
P
XP67_Moonbat
EMPIRE Concept
Replies
5
Views
4K
Jcking
J
C
    • Like
Stratolaunch Systems
5 6 7 8 9 10 11 12 13 14
Replies
526
Views
147K
Byeman
B
D
    • Like
    • Love
    • Wow
McDonnell MRLS
Replies
10
Views
3K
Dew
D
bearnard97
    • Like
3D printing technology for some space stuff
Replies
16
Views
4K
riggerrob
R
Flyaway
Venus Plane Pushed by NG for Next NASA Next Frontiers Mission
Replies
17
Views
9K
Flyaway
Flyaway
B
    • Like
Martin RENE
Replies
21
Views
11K
publiusr
P
Triton
    • Like
Apollo CSM-derived projects
Replies
21
Views
17K
Archibald
A
B
Modular Space Station Evolving from Gemini (1962)
Replies
16
Views
11K
publiusr
P
Michel Van
    • Wow
    • Like
Ariane ULTIMATE
Replies
12
Views
5K
TMA1
TMA1
Graham1973
NASAs 1969 Manned Flight to Jupiter Study
Replies
14
Views
7K
publiusr
P
Michel Van
Big Gemini
2 3 4
Replies
150
Views
70K
Byeman
B
Triton
    • Like
Lockheed Emergency Earth Orbital Escape Device (EEOED) 1969
Replies
20
Views
9K
Space Baron
S
nivek626
    • Like
Convair Variable Geometry Spacecraft
Replies
7
Views
4K
Dynoman
Dynoman
Triton
    • Like
Apollo Orbiting Primate Spacecraft (AAP)
Replies
18
Views
11K
Archibald
A
U
    • Like
    • Love
Myasishchev M-19 projects
Replies
39
Views
25K
ucon
U
Orionblamblam
    • Like
Integral Launch and Recovery Vehicle
Replies
12
Views
12K
Dew
D
bobbymike
New Russian Super Heavy Lift Rocket?
Replies
8
Views
5K
li zhuo peng
L
F
Another Rocket Startup
Replies
22
Views
9K
jsport
J
FutureSpaceTourist
VTVL Space Tourism RLVs
Replies
25
Views
24K
publiusr
P
G
    • Wow
    • Like
Russian crackdown on the dissemination of space information
Replies
8
Views
3K
tequilashooter
tequilashooter
XP67_Moonbat
Lockheed BALLOS & the "Boeing HL-10"
Replies
12
Views
9K
Orionblamblam
Orionblamblam
Triton
    • Like
Large space structure experiments for Apollo Applications Program (AAP)
Replies
12
Views
8K
publiusr
P
C
Question about UK space program.
Replies
21
Views
7K
Grey Havoc
Grey Havoc
C
    • Like
New information Vought's project MALLAR and Apollo missions
Replies
13
Views
5K
ConradLau
C
magnus_z
    • Like
Viking lander with ELMS (Viking C, Viking 3, Viking III)
Replies
14
Views
10K
blackstar
B
hesham
    • Like
Lockheed-California Earth-to-space shuttle of 1964
Replies
18
Views
14K
blackstar
B
M
Project Able ( Apollo + Sun Mirror )
Replies
20
Views
19K
Byeman
B
XP67_Moonbat
  • Redirect
Japanese future space projects
Replies
–
Views
–
N/A
hesham
    • Like
Douglas Astro delta-wing spacecraft
Replies
27
Views
27K
Nik
Nik
Orionblamblam
Douglas Space Station build from empty S-IVB and S-IV stages ca.1965
Replies
9
Views
507
numbers station
numbers station
magnus_z
Manned spacecraft (Russia 2018)
Replies
2
Views
4K
tequilashooter
tequilashooter
Flyaway
    • Like
Current proposed missions to the planet Venus
Replies
16
Views
5K
tequilashooter
tequilashooter
Graham1973
    • Like
Hughes/Sandia - Pioneer Mars Orbiter (1974)
Replies
22
Views
13K
Archibald
A
U
    • Like
  • Redirect
Doomsday weapons and weapons to end all wars
Replies
–
Views
–
N/A
Flyaway
    • Like
Upgrading Russia’s fleet of optical reconnaissance satellites
Replies
4
Views
3K
tequilashooter
tequilashooter
FutureSpaceTourist
    • Like
Space Shuttle passenger module concepts
Replies
21
Views
13K
blackstar
B
Triton
    • Like
Douglas Spacecraft Projects and Proposals 1961
Replies
2
Views
3K
hesham
hesham
flateric
    • Like
Rockwell International MRCC (Multi Role Common Core) TAV
Replies
24
Views
26K
Archibald
A
flateric
Khrunichev's concept of manned space exploration
Replies
13
Views
12K
flateric
flateric
XP67_Moonbat
Boeing AMLLV (Advanced Multipurpose Large Launch Vehicle)
Replies
17
Views
16K
publiusr
P
Grey Havoc
    • Like
Russian-American Observation Satellite (RAMOS)
Replies
0
Views
2K
Grey Havoc
Grey Havoc
P
    • Like
MBB semi reusable Ariane - 1981
Replies
3
Views
2K
Michel Van
Michel Van
P
To the Moon by Gemini?
2
Replies
57
Views
44K
tea monster
tea monster
Back
Top Bottom