In today's image, we see the galaxy known as NGC 55. This image consists of 50 hours of exposure, looking just at the light emitted by hydrogen and oxygen. This narrow band image allows us to emphasize the nebulae in the galaxy.
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This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link below the image to select the photo corresponding to the date of this podcast.
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