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Discovery quadrangle — Mariner 10 photomosaic The Discovery quadrangle lies within the heavily cratered part of Mercury in a region roughly antipodal to the 1550 km wide Caloris Basin. Like the rest of the heavily cratered part of the planet, the quadrangle contains a… … Wikipedia
Lunar mare — The lunar maria /ˈm … Wikipedia
Victoria quadrangle — The Victoria quadrangle is a region on Mercury from 0 to 90° longitude and 20 to 70 ° latitude. It is designated the H 2 quadrangle, and is also known as Aurora after a large albedo feature.Most of the Victoria quadrangle lies within an area that … Wikipedia
Bach quadrangle — The Bach quadrangle encompasses the south polar part of Mercury poleward of latitude 65° S.Mariner 10 photographyAbout half of the region was beyond the terminator during the three Mariner 10 encounters and hence not visible. The entire mapped… … Wikipedia
Borealis quadrangle — The Borealis quadrangle is a quadrangle on Mercury surrounding the north pole down to 65° latitude (see also: geography of Mars).It contains the Goethe Basin, whose diameter of at least convert|400|km|abbr=on makes it the sixth largest impact… … Wikipedia
Tolstoj quadrangle — The Tolstoj quadrangle in the equatorial region of Mercury runs from 144 to 216° longitude and 25 to 25° latitude. It was provisionally called Tir , but renamed after Leo Tolstoy by the International Astronomical Union in 1976. [International… … Wikipedia
Lincoln Experimental Satellite — refers to a series of satellites designed and built by Lincoln Laboratory at MIT between 1965 and 1976, under USAF sponsorship, for testing devices and techniques for satellite communication.The series had satellites named LES1 through LES9. They … Wikipedia