My trivia and facts on the Universe. Asteroids, black holes, distances, galaxies, light, Mars rovers, Moon landings, stars, Titan, Voyager program, and other Universe trivia and facts.
Saturday, May 15, 2010
Antimatter
Antimatter are particles that have the opposite charge of matter particles. An example is a proton, which has a positive charge. An antiproton has a negative charge.
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