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Astronomers Michael E. Brown, Chad Trujillo, and David L. Rabinowitz discovered the trans-Neptunian object Sedna.
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Michael E. Brown
American astronomer (born 1965)
Michael E. "Mike" Brown is an American astronomer, who has been professor of planetary astronomy at the California Institute of Technology (Caltech) since 2003. His team has discovered many trans-Neptunian objects (TNOs), including the dwarf planet Eris, which was originally…Source: Wikipedia (CC BY-SA)
Chad Trujillo
American astronomer (born 1973)
Chadwick A. Trujillo is an American astronomer, discoverer of minor planets and the co-discoverer of Eris, the most massive dwarf planet known in the Solar System.Source: Wikipedia (CC BY-SA)
David L. Rabinowitz
American astronomer (born 1960)
David Lincoln Rabinowitz is an American astronomer, discoverer of minor planets and researcher at Yale University.Source: Wikipedia (CC BY-SA)
Trans-Neptunian object
Solar system objects beyond Neptune
A trans-Neptunian object (TNO), also written transneptunian object, is any minor planet in the Solar System that orbits the Sun at a greater average distance than Neptune, which has an orbital semi-major axis of 30.1 astronomical units (AU).Source: Wikipedia (CC BY-SA)
Sedna (dwarf planet)
Distant, small body in the Solar System
Sedna (minor-planet designation: 90377 Sedna) is a dwarf planet in the outermost reaches of the Solar System, orbiting the Sun far beyond the orbit of Neptune. Discovered in 2003, the frigid planetoid is one of the reddest known among Solar System bodies. Detailed spectroscopic…Source: Wikipedia (CC BY-SA)