Precession Sky Chart: The precession cycle causes the north celestial pole to move counter-clockwise relative to the backdrop stars. Whichever star is closest to the north celestial pole is the Pole Star.
Art Deco Shelley Duo, Queen Anne Series,Pole Star Pattern, White Peach Borders,Gold Rims, Fine English China made in 1950s In good vintage condition, no chips, cracks, crazing or repairs. The Saucer measures-5.2 x 5.2 (13.5cm x 13.5cm) The Cup opening-3.3(8.5cm), with the
***SET OF THREE ANTIQUE ASTRONOMY ENGRAVINGS*** TITLE : PLANETS 1. orbit geometry 2. orbits - direct motion & retrograde - conjunction & opposition 3. procession of the equinox - elliptic line & the north pole star DESCRIPTION : very rare delicate engravings from a antique book