By | March 29, 2017 12:14pm ET
Asteroid 2015 BZ509 is the only known space rock in the solar system to travel in a retrograde orbit “while at the same time sharing a planet’s orbital space,” according to Paul Wiegert of University of Western Ontario’s Department of Physics and Astronomy. The asteroid’s orbit and about 6000 others are seen here. (Planets and asteroids are enlarged to be made visible) [Full Story]
credit : (c) 2017 – Western U., Athabasca U., Large Binocular Telescope Observatory
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