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Astronomy Picture of the Day (APOD) is a website provided by NASA and Michigan Technological University (MTU). It reads: "Each day a different image or photograph of our universe is featured, along with a brief explanation written by a professional astronomer ."
This print, published in Richard Blome's "The Gentleman's Recreation" (1686) shows the diverse ways in which cosmography can be applied Celestial cartography , [ 1 ] uranography , [ 2 ] [ 3 ] astrography or star cartography [ citation needed ] is the aspect of astronomy and branch of cartography concerned with mapping stars , galaxies , and ...
The Sydney 'Star Camera' used in the Carte du Ciel project, original publication, 1892. The Carte du Ciel (French pronunciation: [kaʁt dy sjɛl]; literally, 'Map of the Sky') and the Astrographic Catalogue (or Astrographic Chart) were two distinct but connected components of a massive international astronomical project, initiated in the late 19th century, to catalogue and map the positions of ...
The International Celestial Reference System (ICRS) is the current standard celestial reference system adopted by the International Astronomical Union (IAU). Its origin is at the barycenter of the Solar System, with axes that are intended to "show no global rotation with respect to a set of distant extragalactic objects".
Astrometry is a branch of astronomy that involves precise measurements of the positions and movements of stars and other celestial bodies. It provides the kinematics and physical origin of the Solar System and this galaxy , the Milky Way .
O'Donnell has been awarded with the Astronomy Picture of the Day (APOD) by NASA twice. The first was published on the APOD website on March 20, 2015, entitled "Sunshine, Earthshine". [11] "Earth Shine" depicts the moon 14 hours after perigee, the point where the moon is closest to the earth. [12]
The imagery of the 9/11 Attacks remains indelible, even as Wednesday marks 23 years since a cloudless morning in New York became a nightmare that shook this country to the core and altered the ...
Star chart of the south polar projection for Chinese astronomer Su Song's (1020–1101) celestial globe. During the Song dynasty (960–1279), the Chinese astronomer Su Song wrote a book titled Xin Yixiang Fa Yao (New Design for the Armillary Clock) containing five maps of 1,464 stars. This has been dated to 1092.