In his UC Berkeley, CA office, astronomer Geoff Marcy is discussing the effects of Einstein's theory of relativity in the measurements of the Doppler shift that allow his team to detect planets. They make all of their observations from the Earth that moves so fast in its orbit around the Sun that they must include the theory of relativity in their calculations. Exoplanets & Planet Hunters.
- ©Peter Menzel, www.menzelphoto.com
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