- a map of half or more of the celestial sphere with a device for indicating the part of a given location visible at a given time.
- a projection or representation of the whole or a part of a sphere on a plane.
Origin of planisphere
Examples from the Web for planisphere
Historical Examples of planisphere
Planisphere from Nineveh, and a table of lunar longitudes, 116-7.Assyria, Its Princes, Priests and People
A. H. (Archibald Henry) Sayce
It appears on the planisphere of Bartschius, published in 1624.Astronomical Curiosities
J. Ellard Gore
That sounds mysterious, but it is easy if you have a planisphere like ours.
If I had only a dollar or less to spend on astronomy I should buy a planisphere.
A planisphere that will show the planets costs about five dollars.
- a projection or representation of all or part of a sphere on a plane surface, such as a polar projection of the celestial sphere onto a chart