Messier 31: The Andromeda Galaxy (Jeff Newgard)

Celestial hemisphere: Northern · Constellation: Andromeda (And) · Contains: Andromeda Galaxy · HD3431 · HD3765 · HD4143 · HD4174 · HD4322 · M 110 · M 31 · M 32 · NGC 205 · NGC 206 · NGC 221 · NGC 224

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Messier 31: The Andromeda Galaxy

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Messier 31: The Andromeda Galaxy

M31, also known as the Andromeda Galaxy, is a majestic spiral galaxy located in the constellation Andromeda. It holds the distinction of being the nearest spiral galaxy to our own Milky Way, making it a prominent and easily observable object in the night sky. M31 is a massive galaxy with a diameter of about 220,000 light-years, making it significantly larger than our Milky Way.

The Andromeda Galaxy is characterized by its spiral arms, which contain a wealth of stars, gas, and dust. It is home to billions of stars, including a central bulge surrounded by a prominent disk. M31's nucleus harbors a supermassive black hole at its center, contributing to the gravitational dynamics that govern the motion of stars within the galaxy.

One of the remarkable features of M31 is its apparent closeness to the Milky Way. The two galaxies are on a collision course and are expected to merge in the distant future, forming a new galaxy often referred to as Milkomeda. This cosmic collision adds to the intrigue and scientific significance of studying M31.

Observations of the Andromeda Galaxy reveal its bright core and spiral arms, making it a popular target for both amateur and professional astronomers. With the naked eye, M31 appears as a faint, elongated smudge in the sky, but through telescopes, its true splendor unfolds. The Andromeda Galaxy serves as a captivating cosmic neighbor, inviting us to contemplate the vastness and beauty of the universe beyond our own galactic home.

The conditions were less than ideal, so I will be back for this target again soon.

Please note: The following tables are updated every 24 hours.

Distribution of astrophotographers

This table shows the number of distinct astrophotographers who have been assigned and IOTD/TP award compared to the total number of images awarded.
	Distinct awarded users	Total awarded images
Image of the day
Top picks
Top pick nominations

Distribution of subject types

This table shows the distribution of awards per subject type, compared to the popularity of images of that subject type.
	Image of the day	Top pick	Top pick nominations	Total submitted
Deep sky
Solar system
Extremely wide field
Star trails
Northern lights
Noctilucent clouds
Landscape

Distribution of data sources

This table shows the distribution of awards per data source, compared to the popularity of images acquired from that data source.
	Image of the day	Top pick	Top pick nominations	Total submitted
Backyard
Traveller
Own remote observatory
Amateur hosting facility
Public amaeteur data
Professional, scientific grade data
Mix of multiple sources
Other
Unknown

The “AstroBin Image of the Day and Top Picks”, or IOTD/TP, is a long-running system to promote beautiful, interesting, peculiar, or otherwise amazing astrophotographs, with a focus on technical excellence. Learn more.

Submitted The date and time when you submitted this image for IOTD/TP consideration.	...
Views by Submitters (available since September 19th, 2023) Every image is assigned to 50% of available Submitters. In the event that at least 80% of them don't view the image before its time in the IOTD/TP process expires, it's assigned to the other 50% of Submitters and the process begins anew.
Promotions by Submitters When 3 distinct Submitters promote the image, it moves on to the next stage of the process: evaluation for Top Pick status. This requirement, in addition to anonymization of images and distribution to only a subset of them, prevents biases and ensures that the best images are selected.
Promotions by Reviewers When 3 distinct Reviewers promote the image, it moves on to the next stage of the process: evaluation for IOTD status.
Early dismissal Staff members have a lot of images to inspect on a daily basis, and they can dismiss images if they believe they don't meet the requirements for IOTD/TP selection. If an image is dismissed 5 times, it's removed from the process. This streamlines the process and ensures that any bias present in promotions could be overruled by other staff members.

Status	Advanced success
Started	...
Astrometry.net job	9107398
PixInsight job	YQO2MB5N9JS34B4LYNT1NNS6TJOWKWVV
PixInsight queue size	n/a
PixInsight stage	TASK_LOG

RA (center)	00h42m28s.50
RA (top/left)	00h44m35s.81
RA (top/right)	00h49m24s.53
RA (bottom/right)	00h40m15s.77
RA (bottom/left)	00h35m45s.10

Dec (center)	+41°17′23″.1
Dec (top/left)	+39°41′24″.2
Dec (top/right)	+42°18′48″.6
Dec (bottom/right)	+42°53′08″.2
Dec (bottom/left)	+40°14′22″.2

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Contribution Index (beta):

Messier 31: The Andromeda Galaxy

Messier 31: The Andromeda Galaxy

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Image Index:

Contribution Index (beta):

Messier 31: The Andromeda Galaxy

Messier 31: The Andromeda Galaxy

Equipment

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Description

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Sky plot

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