Planisphere (disambiguation)

Planisphere or planisphaerium may refer to:

Astronomy and cartography

• Planisphere or Planisphaerium, a 2nd-century AD book by Claudius Ptolemy about mapping the celestial sphere onto a flat plane using the stereographic projection to make a star chart
• Planispheric astrolabe, a device consisting of a planisphere joined to a dioptra, used for observing stars and performing astronomical calculations
• Planisphere, a cardboard or plastic adjustable star chart based on the planispheric astrolabe
• Planisphere projection, or stereographic projection, a conformal map projection which takes spherical circles to planar circles
• Planisphere, a historical name for star chart
• Planisphere, a historical name for world map (see also History of cartography)

Media

• Planisphère, a 2008 tetrology of songs by French electronic music group Justice
• Planisphaerium (album), the 2003 debut album by death metal group Wormed
• Planisphere (poetry collection), a 2009 poetry collection by the American writer John Ashbery