Picture gallery of spiral galaxy halos

Please note: The following table is by no means complete. I simply show pictures that are available to me, mostly because I have been involved in collaborations. If not, credit for pictures provided by colleagues is given here.

Galaxy	Radio continuum	Optical Hα	Soft X-ray	Radio HI
NGC 253	---	Image	RGB Colour Image	---
NGC 891	20 cm	Image	---	Image
NGC 1511	20 cm; 13 cm	Image	RGB Colour Image	Image
NGC 3034	---	Image	0.25 keV; 0.75 keV; 1.5 keV	---
NGC 4666	20 cm; 6 cm	Image	0.25 keV; 0.75 keV; 1.5 keV	Image
NGC 4700	20 cm	Image	---	Image
NGC 7090	20 cm; 13 cm	Image	Soon	Image
NGC 7462	20 cm; 13 cm	Image	---	Image

For photos of telescopes and observatories, please refer to the astronomical observatories pages. There is now also a page with astrophotos.

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