U Unknown Guest Mar 10, 2009 #1 if you are in the southern hemisphere where would you see polaris? if at all? and what is the differance between a red-shifted and blue-shifted stars?
if you are in the southern hemisphere where would you see polaris? if at all? and what is the differance between a red-shifted and blue-shifted stars?
D DLM Guest Mar 10, 2009 #2 You would not see Polaris from the southern hemisphere. With a latitude of about 0.5 degrees south or beyond, Polaris never rises. Blueshited stars would be coming towards us (or us coming towards them) Redshifting stars are going away from us.
You would not see Polaris from the southern hemisphere. With a latitude of about 0.5 degrees south or beyond, Polaris never rises. Blueshited stars would be coming towards us (or us coming towards them) Redshifting stars are going away from us.
