Abandoned Entity

OSAM-1

Vehicle

NASA Spacecraft

Ares V-Y

class

cancelled maiden flight of the Ares V launch vehicle

Baikal spaceship

Thing

spaceship inside the Russian Burian spacial program.

Titan IIIM

class

cancelled American expendable launch vehicle

R-56

class

never-built Soviet superheavy rocket

Mars Colonial Transporter

class

reusable space launch and spacecraft system proposed by SpaceX

EchoStar XIII

Vehicle

cancelled geostationary communications satellite

KH-10 Dorian

class

cancelled reconnaissance system on the Manned Orbiting Laboratory

GiSAT-1

Thing

cancelled communications satellite developed by Global IP Cayman

L-3

class

cancelled command module and lunar module in the Soviet lunar program

Deimos and Phobos Interior Explorer

Vehicle

ESA spaceflight mission concept to study the moons of Mars

Debian GNU/Plan9

CreativeWork

operating system

Space Launcher System

class

1960s-era design program of the US Air Force

Limit Theory

VideoGame

cancelled video game

Tupolev OOS

VisualArtwork

Soviet concept for an air-launched, single-stage-to-orbit spaceplane

Jabiru-1

Vehicle

cancelled Australian communications satellite

AMOS-8

Vehicle

cancelled Israeli commercial communications satellite

P5A

Thing

cancelled amateur space probe to Mars

AOneSat 1

Vehicle

cancelled Swiss geostationary communications satellite

Solar Cruiser

Vehicle

cancelled NASA solar sail and Sun observation spacecraft

Triamese

class

1965 design for a space launch vehicle

Angara-1.1

class

cancelled Russian small-lift launch vehicle

R-56

class

family of Soviet rockets developed by the OKB-586 bureau

KVRB

class

proposed Proton cryogenic upper stage

Yamato

class

proposed Japanese reusable spacecraft

Galactic Suite Spaceresort

Vehicle

previously planned private space station

Rosario + Vampire FVN

VideoGame

2020 visual novel

Applications Technology Satellite G

Vehicle

cancelled NASA communications satellite

Windows 97

class

cancelled version of Windows planned for release in 1997

Dark Skyes

VideoGame

non-existent video game and hoax

SSS-D

Vehicle

fourth in a series of four approximately one hundred pound satellites designed to perform a variety of missions within the magnetosphere and in nearby interplanetary space

SSS-C

Vehicle

third in a series of four approximately one hundred pound satellites designed to perform a variety of missions within the magnetosphere and in nearly interplanetary space

Earth Observation Mission-A

Vehicle

cancelled American atmospheric research satellite

1171

VideoGame

cancelled video game

Hopkins FBI 2: Don't Cry, Baby

VideoGame

unreleased video game

Transformice Adventures

VideoGame

cancelled MMO based on Transformice

Spacelab Solar

Thing

proposed Spacelab payload for Space Shuttle missions by ESA

SSS-B

Vehicle

second in a series of four approximately one hundred pound satellites designed to perform a variety of missions within the magnetosphere and in nearly interplanetary space

Upper Atmosphere Research Satellite 2

Vehicle

cancelled follow-on mission to NASA's Upper Atmosphere Research Satellite

Monolith

VideoGame

2010 video game

Slenderman Eyes

VideoGame

unreleased survival horror game

Lincoln Experimental Satellite 7

Vehicle

cancelled American communications satellite

SCP-Nightmares

VideoGame

unreleased supernatural horror game

STP P80-2

Vehicle

cancelled American research spacecraft

Orbital Sciences X-34A-3

VisualArtwork

uncompleted prototype suborbital spaceplane