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American Astronomical Society Reference Libraries

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The Astronomical Journal
2012-05-08 15:08:15

The Astronomical Journal (AJ) is a peer-reviewed scientific journal ran by the American Astronomical Society and published monthly by the Institute of Physics Publishing. It is one of the premier astronomy journals in the world. It was published by the University of Chicago Press until 2008. The society also owns the Astrophysical Journal. The journal was established in 1849 by Benjamin A....

Word of the Day
toccata
  • In music, a work for a keyboard-instrument, like the pianoforte or organ, originally intended to utilize and display varieties of touch: but the term has been extended so as to include many irregular works, similar to the prelude, the fantasia, and the improvisation.
This word is Italian in origin, coming from the feminine past participle of 'toccare,' to touch.
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