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Fig. 1

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Color-composite image of the Sh2-90 complex. Spitzer-IRAC 8.0 μm (red) and 3.6 μm (green) images have been combined with the DSS2 R-band (blue) image. The different sources associated with the region (see the text) are marked. The field size is 120 (E-W) × 120 (N-S), centered at α2000 = 19h49m18s, δ2000 = + 26°49′29′′. North is up and east is to the left.

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