Toro makes a threesome with Earth and Moon
DEC 01, 1971
DOI: 10.1063/1.3022467
A small asteroid named Toro forms a triplet system with the Earth and the Moon, according to Hannes Alfvén (University of California, La Jolla and Royal Institute of Technology, Stockholm). The discovery, which was made by Lars Danielsson (Royal Institute of Technology) and W. H. Ip (La Jolla), is the first indication that another celestial body is part of the Earth‐Moon system.
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© 1971 American Institute of Physics
