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Episode 795: Q&A 175: How Do Astronomers Measure Redshift? And More...
In this week's Questions and Answers show, I explain how astronomers use the Doppler Effect to know if objects are moving towards or away from us, I give my thoughts on Starlink as a user, and I suggest ideas on how to become a better writer.00:00 Start01:50 How do we know light is red or blue shifted?04:24 What do I think of Starlink?08:07 Why don't we visit the atmosphere of Venus?10:33 What do I like about my job?12:54 When is something standing still?14:39 What is the Sun an average star?16:16 How do we know we're not special?18:06 What will sanctions on Russia do to space…
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