• Thumbnail for Gemma Frisius (crater)
    Gemma Frisius is a lunar impact crater that is located in the rugged southern highlands of the Moon. It was named after Dutch physician Gemma Frisius...
    7 KB (428 words) - 09:38, 5 June 2024
  • Thumbnail for Triangulation (surveying)
    earliest of which that survives is dated 1296. On land, the cartographer Gemma Frisius proposed using triangulation to accurately position far-away places...
    12 KB (1,606 words) - 00:32, 29 February 2024
  • Thumbnail for Gerardus Mercator
    the Low Countries" by Peter van der Krogt. 1536 Gemma Frisius terrestrial globe. Wholly devised by Frisius who invited Mercator to engrave the text. The...
    100 KB (12,841 words) - 03:21, 2 July 2024
  • Thumbnail for Pontanus (crater)
    approximately midway between the craters Sacrobosco to the north-northeast and Gemma Frisius to the south-southwest. It is 58 kilometers in diameter and 2,120 meters...
    5 KB (257 words) - 09:37, 5 June 2024
  • Thumbnail for Abraham Ortelius
    atlas, the Theatrum Orbis Terrarum (Theatre of the World). Along with Gemma Frisius and Gerardus Mercator, Ortelius is generally considered one of the founders...
    25 KB (2,718 words) - 12:24, 29 May 2024
  • Thumbnail for Cornelius Gemma
    astrologer, and the oldest son of cartographer and instrument-maker Gemma Frisius. He was a professor of medicine at the Catholic University of Leuven...
    14 KB (1,572 words) - 21:54, 8 April 2024
  • Benjamin Franklin (printer and diplomat) Bernard Frenicle de Bessy Gemma Frisius (medical doctor) Britney Gallivan (high school student) James Garfield...
    6 KB (518 words) - 09:33, 15 May 2024
  • resemble "the flame of a torch agitated by the wind." Cornelius Gemma (the son of Gemma Frisius) said that the head of the comet, when it first appeared, was...
    6 KB (777 words) - 17:55, 26 October 2023
  • Thumbnail for List of Frisians
    List of Frisians (section R)
    controversies of the 1950s Josh Freese, American musician of Frisian descent Gemma Frisius (1508–1555), mathematician and cartographer Ygo Gales Galama (1443–1493)...
    10 KB (1,269 words) - 11:43, 17 June 2024
  • Thumbnail for Maurolycus (crater)
    the northeast is the faint crater Buch, and further to the north lies Gemma Frisius. The outer walls of Maurolycus are tall, wide, and terraced, most notably...
    7 KB (454 words) - 09:30, 5 June 2024