Twitter Tweet: “5–50 millionTime by which the entire galaxy could… 27/12/2012 Richard “5–50 millionTime by which the entire galaxy could be colonised, even at sublight speeds” buff.ly/IvPmHf Share: Click to share on Bluesky (Opens in new window) Bluesky Click to share on Mastodon (Opens in new window) Mastodon Click to share on Reddit (Opens in new window) Reddit Click to email a link to a friend (Opens in new window) Email Click to print (Opens in new window) Print Related
