L1527 and Protostar (NIRCam Image)

Stsci_2022-055a_1024

stsci_2022-055a November 15th, 2022

Credit: IMAGE: NASA, ESA, CSA, STScI IMAGE PROCESSING: Joseph DePasquale (STScI)

The protostar within the dark cloud L1527, shown in this image from NASA’s James Webb Space Telescope Near-Infrared Camera (NIRCam), is embedded within a cloud of material feeding its growth. Ejections from the star have cleared out cavities above and below it, whose boundaries glow orange and blue in this infrared view. The upper central region displays bubble-like shapes due to stellar “burps,” or sporadic ejections. Webb also detects filaments made of molecular hydrogen that has been shocked by past stellar ejections. The edges of the cavities at upper left and lower right appear straight, while the boundaries at upper right and lower left are curved. The region at lower right appears blue, as there’s less dust between it and Webb than the orange regions above it.

Provider: Space Telescope Science Institute

Image Source: https://webbtelescope.org/contents/news-releases/2022/news-2022-055

Curator: STScI, Baltimore, MD, USA

Image Use Policy: http://stsci.edu/copyright/

Image Details Image Details

Image Type
Observation
Object Name
L1527 IRS 04368+2557
Subject - Milky Way
Star > Evolutionary Stage > Protostar

Distance Details Distance

Universescale1
457 light years
Stsci_2022-055a_128
 

Position Details Position Details

Position (ICRS)
RA = 4h 39m 53.7s
DEC = 26° 3’ 8.9”
Orientation
North is 100.5° CCW
Field of View
2.2 x 2.3 arcminutes
Constellation
Taurus

Color Mapping Details Color Mapping

  Telescope Spectral Band Wavelength
Blue Webb (NIRCam) Infrared 2.0 µm
Green Webb (NIRCam) Infrared 3.4 µm
Red Webb (NIRCam) Infrared 4.4 µm
Orange Webb (NIRCam) Infrared 4.7 µm
Spectrum_base
Blue
Green
Red
Orange
Stsci_2022-055a_1280
×
ID
2022-055a
Subject Category
B.3.1.1  
Subject Name
L1527, IRS 04368+2557
Credits
IMAGE: NASA, ESA, CSA, STScI IMAGE PROCESSING: Joseph DePasquale (STScI)
Release Date
2022-11-15
Lightyears
457
Redshift
457
Reference Url
https://webbtelescope.org/contents/news-releases/2022/news-2022-055
Type
Observation
Image Quality
Good
Distance Notes
Facility
Webb, Webb, Webb, Webb
Instrument
NIRCam, NIRCam, NIRCam, NIRCam
Color Assignment
Blue, Green, Red, Orange
Band
Infrared, Infrared, Infrared, Infrared
Bandpass
Central Wavelength
2000, 3350, 4440, 4700
Start Time
Integration Time
Dataset ID
Notes
Coordinate Frame
ICRS
Equinox
2000.0
Reference Value
69.97380968284, 26.05246676317
Reference Dimension
4373.00, 4462.00
Reference Pixel
2228.52964886040, 2187.02236620222
Scale
-0.00000857250, 0.00000857250
Rotation
100.48538573943
Coordinate System Projection:
TAN
Quality
Full
FITS Header
Notes
World Coordinate System resolved using PinpointWCS 0.9.2 revision 218+ by the Chandra X-ray Center
Creator (Curator)
STScI
URL
http://stsci.edu
Name
Space Telescope Science Institute Office of Public Outreach
Email
outreach@stsci.edu
Telephone
410-338-4444
Address
3700 San Martin Drive
City
Baltimore
State/Province
MD
Postal Code
21218
Country
USA
Rights
http://stsci.edu/copyright/
Publisher
STScI
Publisher ID
stsci
Resource ID
STSCI-J-p22055a-f-4373x4462.tif
Metadata Date
2024-01-08T13:19:11-05:00
Metadata Version
1.2
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Detailed color mapping information coming soon...

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Universescalefull
457 light years

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