Celestial Motion: When We Learned That Stars Move Too

By Bonnie North,

Jean Creighton

Published March 28, 2019 at 2:07 PM CDT

This image, taken with the Wide Field Planetary Camera 2 on board the NASA/ESA Hubble Space Telescope, shows the globular cluster Terzan 1, which is about 20,000 light-years from us.

Contributor Jean Creighton, who is the Director of the Manfred Olson Planetarium on the UW-Milwaukee campus, joins us each month to talk about all things astronomical. Today we learn about celestial motion, and when we first knew that stars move through space.

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Bonnie North

Bonnie joined WUWM in March 2006 as the Arts Producer of the locally produced weekday magazine program Lake Effect.

Jean Creighton

Dr. Jean Creighton has always been inspired by how the cosmos works. She was born in Toronto, Ontario and grew up in Athens, Greece where her mother claims she showed a great interest in how stars form from the age of five.

See stories by Jean Creighton