Search results
Results From The WOW.Com Content Network
Heliometer at the Kuffner observatory (Vienna, Austria) Heliometer split lens, displayed at Custer Observatory, Long Island, New York.. A heliometer (from Greek ἥλιος hḗlios "sun" and measure) is an instrument originally designed for measuring the variation of the Sun's diameter at different seasons of the year, but applied now to the modern form of the instrument which is capable of ...
Altair is the brightest star in the constellation of Aquila and the twelfth-brightest star in the night sky.It has the Bayer designation Alpha Aquilae, which is Latinised from α Aquilae and abbreviated Alpha Aql or α Aql.
Coast Guard officials said at a news conference Monday afternoon that they have deployed two C-130 aircraft for an aerial search and that the sonar buoys can listen to a depth of 13,000 feet.