https://lifeboat.com/blog/2017/11/a-brief-visit-from-a-red-and-extremely-elongated-interstellar-asteroid-by-karen-j-meech-et-al-nature Safeguarding Humanity Sat, 02 Dec 2017 20:01:20 +0000 hourly 1 https://wordpress.org/?v=6.6.2