Sun

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Related to Solar astronomy: solar system, solar telescope, Stellar Astronomy

Sun

A unit of length in Japan equivalent to approximately 30 millimeters.
References in periodicals archive ?
Ramsden operates the Charlie Bates Solar Astronomy Project (www.
Solar astronomy, the study of the sun, is important with regard to plant growth because the sun's light is one of the most basic needs of flowering plants.
Eleven colorfully illustrated chapters give readers technical information on solar observation, from the structure of the Sun to professional solar astronomy.
Its site, 5,704 feet above sea level in the Sierra Madre mountains, enjoys ideal conditions for both stellar and solar astronomy, and the arrival in 1908 of what was then the world's largest actively used telescope helped make it the source of a disproportionate number of the major astrophysical discoveries of the first half of the twentieth century.
That's one of the major mysteries of solar astronomy," says David Hathaway, a solar physicist at NASA/Marshall Space Flight Center.