Hopkins Observatory is an astronomical

Astronomy

Astronomy is a natural science that deals with the study of celestial objects and phenomena that originate outside the atmosphere of Earth...

 observatory

Observatory

An observatory is a location used for observing terrestrial or celestial events. Astronomy, climatology/meteorology, geology, oceanography and volcanology are examples of disciplines for which observatories have been constructed...

 owned and operated by Williams College

Williams College

Williams College is a private liberal arts college located in Williamstown, Massachusetts, United States. It was established in 1793 with funds from the estate of Ephraim Williams. Originally a men's college, Williams became co-educational in 1970. Fraternities were also phased out during this...

 in Williamstown

Williamstown, Massachusetts

Williamstown is a town in Berkshire County, in the northwest corner of Massachusetts. It shares a border with Vermont to the north and New York to the west. It is part of the Pittsfield, Massachusetts Metropolitan Statistical Area. The population was 7,754 at the 2010 census...

, Massachusetts

Massachusetts

The Commonwealth of Massachusetts is a state in the New England region of the northeastern United States of America. It is bordered by Rhode Island and Connecticut to the south, New York to the west, and Vermont and New Hampshire to the north; at its east lies the Atlantic Ocean. As of the 2010...

 (USA). Constructed in 1838 by Albert Hopkins, the college claims that it is the oldest observatory in America.

The observatory dates to 1834 when Prof. Albert Hopkins traveled to England

England

England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

 to obtain astronomical equipment. His students constructed the observatory 1836-1838 in the center of the quad. It was moved once in 1908 and again to its present location in 1961, where it now serves as a planetarium. Today's building still contains the original transit, regulator with mercury-compensated pendulum, and rule.

The museum's second director, Truman Henry Safford

Truman Henry Safford

Truman Henry Safford was an American calculating prodigy. In later life he was an observatory director.He was born in Royalton, Vermont, USA on 6 January, 1836. At an early age he attracted public attention by his remarkable calculation powers. At the age of nine, a local priest asked him to...

, was a calculating prodigy. In 1852 the firm of Alvan Clark (Cambridge, Massachusetts

Cambridge, Massachusetts

Cambridge is a city in Middlesex County, Massachusetts, United States, in the Greater Boston area. It was named in honor of the University of Cambridge in England, an important center of the Puritan theology embraced by the town's founders. Cambridge is home to two of the world's most prominent...

) built a 7" refracting telescope, which was restored for the observatory's sesquicentennial. In 1963 the planetarium

Planetarium

A planetarium is a theatre built primarily for presenting educational and entertaining shows about astronomy and the night sky, or for training in celestial navigation...

projector was installed and named in memory of Willis Milham, professor of astronomy 1901-1942. The observatory's side rooms have become the Mehlin Museum of Astronomy in memory of Theodore Mehlin, professor of astronomy 1942-1971.

External links

• Hopkins Observatory Clear Sky Clock Forecasts of observing conditions.