Within a year, we have been able to see our solar system as never before. In November 2014, the Philae Probe of the Rosetta spacecraft landed on the halter-shaped Comet 67P/Churyumov-Gerasimenko. In April 2015, the Dawn spacecraft entered orbit around the largest of the asteroids, Ceres (590 miles in diameter), orbiting between Mars and Jupiter. And in July, the New Horizons mission made the first flyby of the dwarf planet Pluto, making it the most distant solar-system object to be visited. Other spacecraft continue to investigate other planets.
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