What does a blue shift of the light from a star indicate?

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23-09-2016
Physics

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What does a blue shift of the light from a star indicate?

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AL2006 AL2006 · Answer 1 · 2016-09-23T04:26:27+02:00

AL2006 AL2006

23-09-2016

The only thing we KNOW of that can cause a shift toward the blue end
of the visible spectrum is motion along the line between the source and
the observer, in the direction that decreases the distance between them.

In other words: The star is moving toward us.

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kaylathechef kaylathechef · Answer 2 · 2019-03-05T15:12:09+01:00

kaylathechef kaylathechef

05-03-2019

The answer is: that the stars are moving closer

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