"Astronomy Domine" (alternative "Astronomy Dominé") is a song by the English rock band Pink Floyd. The song, written and composed by the original vocalist/guitarist Syd Barrett, is the opening track on their debut album, The Piper at the Gates of Dawn (1967). The lead vocal was sung by Barrett and the keyboard player Richard Wright. Its working title was "Astronomy …

The first USA satellite which detected cosmic X-rays was the third Orbiting Solar Observatory, or OSO-3, launched on March 8, 1967.It was intended primarily to observe the Sun, which it did very well during its 2-year lifetime, but it also detected a flaring episode from the source Sco X-1 and measured the diffuse cosmic X-ray background.; The fourth successful Orbiting Solar …

Australian Aboriginal astronomy is a name given to Aboriginal Australian culture relating to astronomical subjects – such as the Sun and Moon, the stars, planets, and the Milky Way, and their motions on the sky.. Traditional Aboriginal culture and mythology and religion include many components of astronomy, and these traditions have been passed down orally, through …

The Karl G. Jansky Very Large Array (VLA) is a centimeter-wavelength radio astronomy observatory located in central New Mexico on the Plains of San Agustin, between the towns of Magdalena and Datil, ~50 miles (80 km) west of Socorro.The VLA comprises twenty-eight 25-meter radio telescopes (twenty-seven of which are operational while one is always rotating …

Radio astronomy is a subfield of astronomy that studies celestial objects at radio frequencies. The first detection of radio waves from an astronomical object was in 1933, when Karl Jansky at Bell Telephone Laboratories reported radiation coming from the Milky Way. Subsequent observations have identified a number of different sources of radio ...

Henrietta Swan Leavitt (/ ˈ l ɛ v ɪ t /; July 4, 1868 – December 12, 1921) was an American astronomer.A graduate of Radcliffe College, she worked at the Harvard College Observatory as a "computer", tasked with examining photographic plates in order to measure and catalog the brightness of stars. This work led her to discover the relation between the luminosity and the …

A minute of arc, arcminute (arcmin), arc minute, or minute arc, denoted by the symbol ′, is a unit of angular measurement equal to 1 / 60 of one degree. Since one degree is 1 / 360 of a turn (or complete rotation), one minute of arc is 1 / 21 600 of a turn. The nautical mile (nmi) was originally defined as the arc length of a minute of latitude on a spherical Earth, so the actual Earth ...

Astrology and astronomy were archaically treated together (Latin: astrologia), but gradually distinguished through the Late Middle Ages into the Age of Reason.Developments in 17th century philosophy resulted in astrology and astronomy operating as independent pursuits by the 18th century.. Whereas the academic discipline of astronomy studies observable phenomena …