HII regions and stellar associations in the Andromeda Galaxy, Giuseppe Donatiello

HII regions and stellar associations in the Andromeda Galaxy

Acquisition type: Electronically-Assisted Astronomy (EAA, e.g. based on a live video feed)
HII regions and stellar associations in the Andromeda Galaxy, Giuseppe Donatiello

HII regions and stellar associations in the Andromeda Galaxy

Acquisition type: Electronically-Assisted Astronomy (EAA, e.g. based on a live video feed)

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Description

These red nebulae do not belong to our Milky Way, but they are some of the major formations present in Andromeda (M31), at a distance of about 780 Kpc (2.5 million light years).

Images obtained with data from the 8.2m NAOJ / Subaru Telescope with the Hyper Suprime-Cam.

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HII regions and stellar associations in the Andromeda Galaxy, Giuseppe Donatiello