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What is a Planisphere?

A planisphere consists of a star chart and a viewer. Construct yours now by following the instructions on this page.

Download printable Planisphere


Many of the brightest stars may be recognized as parts of constellations. Ancient peoples identified mythical creatures in the patterns formed by groups of stars. To find out which stars and constellations are visible at any time during the year, download the PDF version of the star chart and planisphere sky viewer and follow these instructions:

What to do:

  1. Download and print the planisphere, showing the star chart and viewer.
  2. Cut out the circular star chart and glue it to a piece of cardboard.
  3. The viewer allows you to find the stars and constellations in the sky based on the time of day. Cut out the oval where indicated and fold the flaps down.

Download Printable Planisphere