| http://www.w3.org/ns/prov#value | - There are several astro-databases, though the one I am most familar with is the MPC, which can be found at: http://cfa-www.harvard.edu/iau/mpc.html IIRC, the ESA, NASA and other space agencies also have their own DBs for this information, though they usually propigate the information out once they have enough confirmed sightings.... he is the real rub, there are sooo many planetoids in the KB, th
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