The Elephant Trunk Nebula! (jrtb)

Celestial hemisphere: Northern · Constellation: Cepheus (Cep) · Contains: HD205948 · HD206081 · LBN 451 · LBN 452 · LDN 1098 · LDN 1099 · LDN 1105 · VdB142

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The Elephant Trunk Nebula!

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The Elephant Trunk Nebula!

A region of intense star formation within the larger IC 1396 complex located in the constellation Cepheus. This elongated dark nebula is primarily composed of dense molecular gas and dust, which can eventually collapse under its own gravity to form new stars.

The radiation from nearby massive stars illuminates the outer edges of the nebula, causing it to appear as a bright structure against the dark background of space. This process, known as photoionization, contributes to the striking visual contrast in the Elephant Trunk Nebula.

Within the nebula, young stars are actively forming, and some may still be enshrouded in their birth material. Over time, these stars will continue to affect their surroundings through stellar winds and radiation, influencing the dynamics of the nebula.

Observations of regions like the Elephant Trunk Nebula provide valuable insights into the life cycle of stars and the processes involved in the creation of new stellar systems. Astronomers use various instruments, including telescopes sensitive to infrared and radio wavelengths, to study different aspects of this fascinating cosmic structure.

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	8952493
PixInsight job	GZRNLY51VL43TSM4OWNACJ4F1EW7GDMF
PixInsight queue size	n/a
PixInsight stage	TASK_LOG

RA (center)	21h36m01s.907
RA (top/left)	21h38m26s.453
RA (top/right)	21h35m46s.705
RA (bottom/right)	21h33m37s.588
RA (bottom/left)	21h36m16s.730

Dec (center)	+57°31′44″.28
Dec (top/left)	+57°33′40″.50
Dec (top/right)	+57°51′07″.39
Dec (bottom/right)	+57°29′38″.50
Dec (bottom/left)	+57°12′21″.84

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The Elephant Trunk Nebula!

The Elephant Trunk Nebula!

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Image Index:

Contribution Index (beta):

The Elephant Trunk Nebula!

The Elephant Trunk Nebula!

Equipment

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