Pada September 2013, Munroe mengumumkan bahwa sekelompok pembaca xkcd telah mengumpulkan namanya sebagai salah satu kandidat penamaan ulang asteroid (4942) 1987 DU<sub>6</sub> ke 4942 Munroe. Nama tersebut diterima oleh [[Persatuan Astronomi Internasional]].<ref>{{Templat:Cite web|url = http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=4942|title = 4942 Munroe (1987 DU6)|date = 2013-07-29|website = http://www.jpl.nasa.gov/|publisher = [[NASA Jet Propulsion Laboratory|NASA Jet Propulsion Laboratory, California Institute of Technology]]|accessdate = 2013-06-11}}</ref><ref>{{Templat:Cite web|url = http://mystaceus.tumblr.com/post/62271611253/i-named-a-main-belt-asteroid-after-randall-munroe|title = I named a main-belt asteroid after Randall Munroe|last = Hulbert|first = Lewis "Mystaceus"|date = 2013-09-25|website = http://mystaceus.tumblr.com/|accessdate = 2013-06-11}}</ref><ref>{{Templat:Cite web|url = http://blog.xkcd.com/2013/09/30/asteroid-4942-munroe/|title = Asteroid 4942 Munroe|authorlink = Randall Munroe|date = 2013-09-30|website = http://blog.xkcd.com/|accessdate = 2013-06-11}}</ref>
