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1answer
55 views

How do astronomers choose their research topic? [closed]

Astronomers don't face much of an ordinary jobs market in their "trade". What does the process look like from choosing a topic for the PhD to doing research in a specific topic? Let's say that you're ...
3
votes
1answer
167 views

Can we calculate the average temperature of the Heliosphere?

It is to my understanding that one can measure the temperature of the universe by measuring cosmic microwave background radiation. Could we also use this method for calculating the average temperature ...