Editing Interstellar travel (section)

=== Project Hyperion ===
{{Main|Project Hyperion (interstellar)}}
[[Project Hyperion (interstellar)|Project Hyperion]] has looked into various feasibility issues of crewed interstellar travel.<ref>{{cite web|title=Icarus Interstellar – Project Hyperion|url=http://www.icarusinterstellar.org/projects/project-hyperion/|access-date=13 April 2013|archive-date=20 April 2013|archive-url=https://web.archive.org/web/20130420063618/http://www.icarusinterstellar.org/projects/project-hyperion/|url-status=live}}</ref><ref>{{cite report|url=https://www.academia.edu/2111006|title=World Ships – Architectures & Feasibility Revisited|author=Hein, Andreas|date=January 2012|access-date=7 February 2013|display-authors=etal|archive-date=16 December 2021|archive-url=https://web.archive.org/web/20211216042335/https://www.academia.edu/2111006|url-status=live}}</ref><ref>{{cite journal | last1 = Smith | first1 = Cameron M | year = 2014 | title = Estimation of a genetically viable population for multigenerational interstellar voyaging: Review and data for project Hyperion | journal = Acta Astronautica | volume = 97 | pages = 16–29 | doi = 10.1016/j.actaastro.2013.12.013 | bibcode = 2014AcAau..97...16S }}</ref>  Notable results of the project include an assessment of world ship system architectures and adequate population size.<ref>{{cite journal |last1=Hein |first1=Andreas M. |last2=Pak |first2=Mikhail |last3=Pütz |first3=Daniel |last4=Bühler |first4=Christian |last5=Reiss |first5=Philipp |title=World ships—architectures & feasibility revisited |journal=Journal of the British Interplanetary Society |date=2012 |volume=65 |issue=4 |page=119|url=https://www.researchgate.net/publication/236177990}}</ref><ref>{{cite journal |last1=Smith |first1=Cameron M. |title=Estimation of a genetically viable population for multigenerational interstellar voyaging: Review and data for project Hyperion |journal=Acta Astronautica |date=2014 |volume=97 |pages=16–29 |doi=10.1016/j.actaastro.2013.12.013 |bibcode=2014AcAau..97...16S |url=https://www.sciencedirect.com/science/article/pii/S0094576513004669}}</ref><ref>{{cite web |last1=Fecht |first1=Sarah |title=How Many People Does It Take to Colonize Another Star System? |url=https://www.popularmechanics.com/space/deep-space/a10369/how-many-people-does-it-take-to-colonize-another-star-system-16654747/ |website=Popular Mechanics |date=2 April 2014 |access-date=24 February 2021}}</ref><ref>{{cite web |last1=Wall |first1=Mike |title=Want to Colonize an Alien Planet? Send 40,000 People |url=https://www.space.com/26603-interstellar-starship-colony-population-size.html |website=Space.com |date=28 July 2014 |access-date=24 February 2021}}</ref> Its members continue to publish on crewed interstellar travel in collaboration with the [[Initiative for Interstellar Studies]].<ref name="Hein 2020 75–104"/>