The Great Galactic Ghoul

The Great Galactic Ghoul sits between Earth and Mars and subsists on a diet of terrestrial space probes. Mysterious losses of Marsbound spacecraft are traditionally attributed to the GGG.

Full picture of the Ghoul. Source: JPL Voyager Neptune Travel Guide.

Color picture of the Ghoul Source: Charles Kohlhase, JPL, Original source:

The Great Galactic Ghoul was invented by Time Magazine reporter Donald Neff in 1969 after the Mariner 7 anomaly

The original painting was by a NASA contractor, G.W. Burton, reportedly in "Mariner VII Pre-Encounter Anomaly Analysis, Vol I," JPL605-230