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Central America[ b ] is a subregion of North America. [ 2 ] Its political boundaries are defined as bordering Mexico to the north, Colombia to the south, the Caribbean Sea to the east, and the Pacific Ocean to the west. Central America is usually defined as consisting of seven countries: Belize, Costa Rica, El Salvador, Guatemala, Honduras ...
Same satellite as Horizons-1 HS-601: United States Japan Satellite Systems 24 Ku-Band transponders: 1 October 2003: Same satellite as Galaxy-13 125.0°W: AMC-21: Orbital ATK GEOStar-2: United States SES: Comsat: Canada, United States, Mexico, Caribbean, Central America: 14 August 2008 Ariane 5 ECA: Ku-band satellite 123.0°W: Galaxy 18: LS-1300 ...
The Arecibo Observatory, also known as the National Astronomy and Ionosphere Center(NAIC) and formerly known as the Arecibo Ionosphere Observatory, is an observatoryin Barrio Esperanza, Arecibo, Puerto Ricoowned by the US National Science Foundation(NSF). The observatory's main instrument was the Arecibo Telescope, a 305 m (1,000 ft) spherical ...
Guatemala. 14°34′N 90°40′W. / 14.567°N 90.667°W / 14.567; -90.667 ( Antigua Guatemala) ii, iii, iv (cultural) 49 (120) 1979. Founded in the early 16th century, Antigua was the capital of the Kingdom of Guatemala and its cultural, economic, religious, political and educational centre until a devastating earthquake in 1773.
The central part of the crater lies above a zone where the mantle was uplifted such that the Moho is shallower by about 1–2 kilometers (0.62–1.24 mi) compared to regional values. [ 25 ] [ 53 ] The ring structures are best developed to the south, west and northwest, becoming more indistinct towards the north and northeast of the structure.
e. Pine Gap is a joint United States-Australian satellite intelligence gathering and signals intelligence surveillance base and Australian Earth station approximately 18 km (11 mi) south-west of the town of Alice Springs. It is jointly operated by Australia and the United States, and since 1988 it has been officially called the Joint Defence ...
The National Reconnaissance Office ( NRO) is a member of the United States Intelligence Community and an agency of the United States Department of Defense which designs, builds, launches, and operates the reconnaissance satellites of the U.S. federal government. It provides satellite intelligence to several government agencies, particularly ...
Perry-Castañeda Library Map Collection - United States has an extensive online collection of scanned historical maps of the US, and a list of other map sites. Charting North America, maps and atlases in the New York Public Library Digital Collection. Online digitized versions of many 18th- and 19th-century American atlases, as well as the 1897 ...