81: The era of precision astronomy with Dr. Rich

Jan 22

Written By Carrie Nugent

Dr Jeff Rich stops by the show to talk about variable stars. Some variable stars change brightness dramatically over several hours, and certain types can be used to measure distances. Jeff also explains what it’s like to propose for, and get, time o… — Dr Jeff Rich stops by the show to talk about variable stars. Some variable stars change brightness dramatically over several hours, and certain types can be used to measure distances. Jeff also explains what it’s like to propose for, and get, time on the Hubble Space Telescope.

Dr. Jeff RichCarnegie ObservatoriesVariable StarsStarsHubble

Carrie Nugent

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