The Gentle Giants of Ganymede
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First published: 1978
1 language
ISBN: 9780345323279
Description
In the 21st century, on Ganymede, the largest moon of Jupiter, a huge alien spacecraft is discovered. The aliens originated on Minerva, a planet which used to obit between Mars and Jupiter but was destroyed 25 million years ago and has become the asteroid belt. Is there anything left of this ancient race?
