51 Eri (NIRCam Image)

Stsci_2025-114b_1024

stsci_2025-114b March 17th, 2025

Credit: NASA, ESA, CSA and STScI

NASA’s James Webb Space Telescope’s NIRCam (Near-Infrared Camera) captured this image of Eridani 51 b, a cool, young exoplanet that orbits 890 million miles from its star, similar to Saturn’s orbit in our solar system. The observations detected the planet is rich in carbon dioxide, providing strong evidence that the planet formed much like Jupiter and Saturn, by slowly building a solid core that attracted gas from within a protoplanetary disk.

The 51 Eridani system is 97 light-years from Earth. This image includes filters representing 4.1-micron light as red.

Provider: Space Telescope Science Institute

Image Source: https://webbtelescope.org/contents/news-releases/2025/news-2025-114

Curator: STScI, Baltimore, MD, USA

Image Use Policy: https://www.stsci.edu/copyright

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Image Details Image Details

Image Type
Planetary
Object Name
51 Eri 51 Eridani
Subject - Milky Way
Star > Circumstellar Material > Planetary System
Star > Circumstellar Material > Disk > Debris

Distance Details Distance

Universescale1
97 light years

Position Details Position Details

Position (ICRS)
RA = 4h 37m 36.2s
DEC = -2° 28’ 26.3”
Constellation
Eridanus

Color Mapping Details Color Mapping

  Telescope Spectral Band Wavelength
Pseudocolor Webb (NIRCam) Infrared 4.1 µm
Spectrum_base
Pseudocolor
Stsci_2025-114b_1280
×
ID
2025-114b
Subject Category
B.3.7.1   B.3.7.2.3  
Subject Name
51 Eri, 51 Eridani
Credits
NASA, ESA, CSA and STScI
Release Date
2025-03-17T10:00:00
Lightyears
97
Redshift
97
Reference Url
https://webbtelescope.org/contents/news-releases/2025/news-2025-114
Type
Planetary
Image Quality
Good
Distance Notes
Distance in lightyears
Facility
Webb
Instrument
NIRCam
Color Assignment
Pseudocolor
Band
Infrared
Bandpass
Central Wavelength
4100
Start Time
Integration Time
Dataset ID
Notes
Coordinate Frame
ICRS
Equinox
2000.0
Reference Value
69.40085000, -2.47397778
Reference Dimension
Reference Pixel
Scale
Rotation
Coordinate System Projection:
TAN
Quality
Position
FITS Header
Notes
Creator (Curator)
STScI
URL
https://www.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
https://www.stsci.edu/copyright
Publisher
STScI
Publisher ID
stsci
Resource ID
STSCI-J-p25114b-f-700x700.tif
Metadata Date
2025-04-02T13:28:28-04:00
Metadata Version
1.2
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Detailed color mapping information coming soon...

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Universescalefull
97 light years

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