For the best experience on desktop, install the Chrome extension to track your reading on news.ycombinator.com
Hacker Newsnew | past | comments | ask | show | jobs | submit | history | fromregister
Aerospace America: A Survey of Possible Interstellar Propulsion Methods [pdf] (aerospaceamerica.org)
32 points by Osiris30 on April 10, 2016 | past | 6 comments

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact

Search:

HN For You