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What if the Space Shuttle failed? What would NASA have done? EMPIRE (Early Manned Planetary Interplanetary Roundtrip Expedition) was an option available. A 800 day flyby of Venus and Mars using augmented Apollo systems in the late 1970's offers a look at a space program and a nation that might have been.
- Format: Häftad
- ISBN: 9781386596172
- Språk: Engelska
- Antal sidor: 386
- Utgivningsdatum: 2017-11-01
- Förlag: Draft2digital