MadSci Network: Astronomy
Query:

Subject: Why do some stars appear to change colour while others do not?

Date: Fri Feb 19 02:05:00 1999
Posted by Kalyani Kandula
Grade level: teacher/prof School: Centre for Environment Education
City: Ahmedabad State/Province: Gujarat Country: India
Area of science: Astronomy
ID: 919411500.As
Message:

One particular star, I don't know its name, changes colour, some 
times red and some times blue. While other stars on the same 
night at the same time do not. I notice this at about 8 PM each 
night in the south-east direction.


Re: Why do some stars appear to change colour while others do not?

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