Category:Hypothetical spacecraft
From HandWiki
Here is a list of articles in the category Hypothetical spacecraft of the Engineering portal. These are hypothetical concepts for spacecraft, rather than serious design concepts or budgeted proposals. They are not, however, mere fictional ideas; they are serious theoretical explorations.
Subcategories
This category has the following 3 subcategories, out of 3 total.
Pages in category "Hypothetical spacecraft"
The following 10 pages are in this category, out of 10 total.