• Thumbnail for Kepler–Poinsot polyhedron
    In geometry, a KeplerPoinsot polyhedron is any of four regular star polyhedra. They may be obtained by stellating the regular convex dodecahedron and...
    32 KB (2,320 words) - 21:42, 21 May 2025
  • Thumbnail for Louis Poinsot
    discovered the four Kepler-Poinsot polyhedra in 1809. Two of these had already appeared in Kepler's work of 1619, although Poinsot was unaware of this...
    9 KB (1,145 words) - 14:44, 5 October 2024
  • Thumbnail for Uniform polyhedron
    polyhedrons as in 5 Platonic solids and 13 Archimedean solids—2 quasiregular and 11 semiregular— the non-convex star polyhedra as in 4 KeplerPoinsot...
    66 KB (2,584 words) - 20:01, 30 March 2025
  • Goldberg polyhedron Kepler-Poinsot polyhedron List of regular polytopes Prince Rupert's cube Regular polytope Regular skew polyhedron Toroidal polyhedron Gardner...
    53 KB (5,642 words) - 21:32, 1 June 2025
  • polyhedra (the Platonic solids), and four regular star polyhedra (the KeplerPoinsot polyhedra), making nine regular polyhedra in all. In addition, there...
    32 KB (3,132 words) - 17:55, 2 April 2025
  • Thumbnail for Final stellation of the icosahedron
    on a vertex of this polyhedron or inside of it. It was studied by Max Brückner after the discovery of KeplerPoinsot polyhedron. It can be viewed as...
    12 KB (1,085 words) - 04:39, 14 May 2025
  • Thumbnail for Polyhedron
    faces) and four KeplerPoinsot polyhedrons. Nevertheless, some polyhedrons may not possess one or two of those symmetries: A polyhedron with vertex-transitive...
    97 KB (10,631 words) - 10:20, 25 May 2025
  • Thumbnail for Great dodecahedron
    Great dodecahedron (category KeplerPoinsot polyhedra)
    In geometry, the great dodecahedron is one of four KeplerPoinsot polyhedra. It is composed of 12 pentagonal faces (six pairs of parallel pentagons), intersecting...
    7 KB (641 words) - 16:54, 2 April 2025
  • Thumbnail for Small stellated dodecahedron
    Small stellated dodecahedron (category KeplerPoinsot polyhedra)
    In geometry, the small stellated dodecahedron is a KeplerPoinsot polyhedron, named by Arthur Cayley, and with Schläfli symbol {⁠5/2⁠,5}. It is one of...
    10 KB (935 words) - 06:06, 25 May 2025
  • Thumbnail for Archimedean solid
    as KeplerPoinsot polyhedra. Kepler may have also found another solid known as elongated square gyrobicupola or pseudorhombicuboctahedron. Kepler once...
    21 KB (1,756 words) - 09:42, 21 May 2025
  • Thumbnail for Dual polyhedron
    solids and (star) KeplerPoinsot polyhedra – form dual pairs, where the regular tetrahedron is self-dual. The dual of an isogonal polyhedron (one in which...
    18 KB (2,272 words) - 22:22, 14 March 2025
  • Thumbnail for Regular icosahedron
    Regular icosahedron (category Composite polyhedron)
    of regular icosahedron, which consists of 59 polyhedrons. The great dodecahedron, one of the KeplerPoinsot polyhedra, is constructed by either stellation...
    46 KB (4,617 words) - 02:36, 27 May 2025
  • Thumbnail for Stellation
    Kepler defined stellation for polygons and polyhedra as the process of extending edges or faces until they meet to form a new polygon or polyhedron....
    18 KB (2,189 words) - 08:24, 31 December 2024
  • Thumbnail for Polyhedron model
    polyhedral compounds, four Kepler-Poinsot polyhedra, and thirteen Archimedean solids, constructing or collecting polyhedron models has become a common...
    5 KB (560 words) - 18:14, 4 June 2018
  • Thumbnail for Great stellated dodecahedron
    Great stellated dodecahedron (category KeplerPoinsot polyhedra)
    In geometry, the great stellated dodecahedron is a KeplerPoinsot polyhedron, with Schläfli symbol {⁠5/2⁠,3}. It is one of four nonconvex regular polyhedra...
    6 KB (473 words) - 17:11, 1 April 2025
  • dodecahedron, geometric solids; see KeplerPoinsot polyhedron This disambiguation page lists articles associated with the title Kepler star. If an internal link...
    418 bytes (86 words) - 09:33, 3 March 2016
  • polyhedra: Regular polyhedra, that is, the five Platonic solids and the four KeplerPoinsot polyhedra. Disphenoid tetrahedra. Crown polyhedra, also known as stephanoid...
    5 KB (501 words) - 12:56, 18 March 2025
  • triangular tiling Regular polyhedron Platonic solid Tetrahedron Cube Octahedron Dodecahedron Icosahedron KeplerPoinsot polyhedron (regular star polyhedra)...
    46 KB (3,547 words) - 00:42, 27 May 2025
  • Thumbnail for Uniform star polyhedron
    nonprismatic uniform star polyhedra includes the 4 regular ones, called the KeplerPoinsot polyhedra, 14 quasiregular ones, and 39 semiregular ones. There are...
    18 KB (728 words) - 18:39, 14 March 2025
  • Thumbnail for Star polygon
    4-polytope Rub el Hizb Star (glyph) Star polyhedron, KeplerPoinsot polyhedron, and uniform star polyhedron Starfish Grünbaum & Shephard (1987). Tilings...
    17 KB (1,633 words) - 00:46, 16 April 2025
  • meaning its dual is the regular tetrahedron itself. 4 regular star KeplerPoinsot solids: great dodecahedron, small stellated dodecahedron, great icosahedron...
    5 KB (514 words) - 23:37, 14 November 2024
  • Thumbnail for Triakis icosahedron
    forms the outer shell of the great stellated dodecahedron, a KeplerPoinsot polyhedron with twelve pentagram faces. Each edge of the triakis icosahedron...
    11 KB (1,283 words) - 02:25, 20 May 2025
  • Thumbnail for Faceting
    edges. The regular dodecahedron can be faceted into one regular KeplerPoinsot polyhedron, three uniform star polyhedra, and three regular polyhedral compound...
    7 KB (442 words) - 14:51, 15 November 2023
  • Thumbnail for Compound of cube and octahedron
    Compound of cube and octahedron (category Polyhedron stubs)
    is one of four compounds constructed from a Platonic solid or Kepler-Poinsot polyhedron and its dual. It has octahedral symmetry (Oh) and shares the same...
    4 KB (208 words) - 13:54, 18 February 2025
  • Kepler (1571 – 1630). Kepler conjecture Kepler triangle Kepler–Bouwkamp constant KeplerPoinsot polyhedron Kepler's laws of planetary motion Kepler's...
    2 KB (136 words) - 12:11, 20 February 2025
  • Thumbnail for Great icosahedron
    Great icosahedron (category KeplerPoinsot polyhedra)
    In geometry, the great icosahedron is one of four KeplerPoinsot polyhedra (nonconvex regular polyhedra), with Schläfli symbol {3,5⁄2} and Coxeter-Dynkin...
    7 KB (530 words) - 19:34, 24 March 2025
  • characteristics, as being quasiregular. Two are based on dual pairs of regular KeplerPoinsot solids, in the same way as for the convex examples: the great icosidodecahedron...
    30 KB (1,523 words) - 09:47, 6 February 2025
  • Thumbnail for Great grand stellated 120-cell
    which is the final stellation of the dodecahedron and the only Kepler-Poinsot polyhedron to have the dodecahedron for its convex hull. Indeed, the great...
    5 KB (374 words) - 23:21, 15 May 2025
  • Thumbnail for Oslo Airport, Gardermoen
    14-metre (46 ft) statue named the Kepler Star. It consists of two internally illuminated KeplerPoinsot polyhedrons, appearing like a giant star in the...
    114 KB (8,612 words) - 21:27, 15 May 2025
  • convex polyhedra (where the densities are all 1) and the non-convex KeplerPoinsot polyhedra. Projective polyhedra all have Euler characteristic 1, like...
    29 KB (3,420 words) - 16:52, 28 May 2025