An external spiral galaxy. face-on view
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An external spiral galaxy. face-on view
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An external spiral galaxy. face-on view. An external spiral galaxy. face-on view. An external spiral galaxy. face-on view. An external spiral galaxy. face-on view. closest stellar black hole (A0620-00). - PowerPoint PPT Presentation
Transcript of An external spiral galaxy. face-on view
An external spiral galaxy.
face-on view
An external spiral galaxy.
face-on view
An external spiral galaxy.
face-on view
An external spiral galaxy.
face-on view
closest stellar black hole (A0620-00)
a compact group of galaxies, showing edge-on
and face-on views of
spiral galaxies,
and also an elliptical galaxy
the whole sky (long exposure photographs)
An external spiral galaxy.
face-on view How to get distances ?
pd
1
I.S.L.
Except for the closest
few galaxies,
they are all moving
away from us (fast!)
