Episode 140
How do you calculate the distance to a star?
In the absence of a giant ruler, how does one go about measuring how far the Earth is from a star? Simon Singh explains in this QotW.
Question of the Week, from the Naked Scientists
March 21, 20113m 20s
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Show Notes
In the absence of a giant ruler, how does one go about measuring how far the Earth is from a star? Simon Singh explains in this QotW. Plus, we ask where in the world gravity feels strongest. Like this podcast? Please help us by supporting the Naked Scientists
Topics
question of the weekqotwscience questionsimon singhstardistance to a starparallaxastronomycephid variable