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A comment on Seven earth-sized planets discovered circling a star 39 light years from Earth. Parent comment

Re:Seven earth-sized planets discovered circling a star 39 l... by maverick_iceman on Wednesday February 22, 2017 @05:07PM (#13709665)
Politics, specifically the PTBT[1]. Otherwise Project Orion[2] would be a reality now.

[1] https://en.wikipedia.org/wiki/Partial_Nuclear_Test_Ban_Treat...

[2] https://en.wikipedia.org/wiki/Project_Orion_(nuclear_propuls...

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Re:Seven earth-sized planets discovered circling a star 39 l... by grondilu on Wednesday February 22, 2017 @05:32PM (#13709876)
Project Daedalus seems more appropriate for interstellar travel:

https://en.wikipedia.org/wiki/Project_Daedalus

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