Patented by John Haris 1997.
(plastic, 3.5 inches)

This puzzle combines manipulation of the body (changing its shape) with movement of balls. The Harris patent includes figures showing its manipulation and construction. Jaap's Page presents a solution and notes that the inventer is the same person as the designer of Rolling Cubes.

Further Reading
Jaap's Page, from: http://www.jaapsch.net/puzzles/astrolab.htm
Powerstrike Page, from: http://www.powerstrike.net/puzzles/solutions/astrolabacus.htm
Harris Patent, from: www.uspto.gov - patent no. 5,645,278