xkcd feeds.twtxt.net Sun, Mar 17 22:00 (35w ago) Moon Armor Index Astronomers are a little unsure of the applicability of this index, but NASA's Planetary Protection Officer is all in favor. DownloadAstronomers are a little unsure of the applicability of this index, but NASA's Planetary Protection Officer is all in favor. โ Read more โค Read More Yarn