SMACS 0723 galaxy cluster
E59349
SMACS 0723 is a massive, distant galaxy cluster that gained prominence as the subject of the first full-color deep-field image released by the James Webb Space Telescope, showcasing thousands of galaxies and gravitational lensing effects.
Observed surface forms (2)
| Surface form | Occurrences |
|---|---|
| SMACS (Southern MAssive Cluster Survey) | 1 |
| SMACS J0723.3−7327 | 1 |
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical object
ⓘ
galaxy cluster ⓘ gravitational lensing galaxy cluster ⓘ |
| alsoKnownAs |
SMACS 0723 galaxy cluster
ⓘ
surface form:
SMACS J0723.3−7327
|
| backgroundGalaxiesLookbackTime | more than 13 billion years ⓘ |
| backgroundGalaxiesRedshiftRange | includes galaxies with redshift greater than 8 ⓘ |
| contains | member galaxies bound by gravity ⓘ |
| cosmologicalUse |
probe of large-scale structure
ⓘ
test of ΛCDM cosmology via cluster mass and lensing ⓘ |
| dataRelease | JWST Early Release Observations (ERO) ⓘ |
| distanceFromEarth | approximately 4.2 billion light-years ⓘ |
| environment | dense cluster environment ⓘ |
| exhibits | strong gravitational lensing ⓘ |
| featuredIn |
James Webb Space Telescope
ⓘ
surface form:
JWST image known as Webb’s First Deep Field
first full-color deep-field image released by the James Webb Space Telescope ⓘ |
| hostTelescopeAgency |
CSA
ⓘ
European Space Agency ⓘ
surface form:
ESA
NASA ⓘ |
| imageReleaseDate | 12 July 2022 ⓘ |
| instrumentUsed |
Mid-Infrared Instrument
ⓘ
surface form:
JWST MIRI
NIRCam ⓘ
surface form:
JWST NIRCam
Near Infrared Imager and Slitless Spectrograph ⓘ
surface form:
JWST NIRISS
|
| locatedIn | constellation Volans ⓘ |
| mass | massive galaxy cluster ⓘ |
| notableFor |
being one of the first public science images from JWST
ⓘ
highly detailed deep-field view of the distant universe ⓘ |
| observedBy |
Hubble Space Telescope
ⓘ
James Webb Space Telescope ⓘ ground-based telescopes in optical and X-ray bands ⓘ |
| observedIn | near-infrared wavelengths by JWST ⓘ |
| partOf |
SMACS 0723 galaxy cluster
self-linksurface differs
ⓘ
surface form:
SMACS (Southern MAssive Cluster Survey)
|
| redshift | approximately 0.39 ⓘ |
| scienceGoals |
constrain galaxy formation at high redshift
ⓘ
map mass distribution via strong lensing models ⓘ study star formation in lensed background galaxies ⓘ |
| shows |
distorted arcs of background galaxies due to gravitational lensing
ⓘ
thousands of galaxies in JWST deep-field image ⓘ |
| surveyedIn | Southern MAssive Cluster Survey ⓘ |
| usedAs | gravitational lens to magnify background galaxies ⓘ |
| usedFor |
calibration and demonstration of JWST deep-field capabilities
ⓘ
studies of dark matter distribution via lensing ⓘ studies of early-universe galaxies ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
SMACS J0723.3−7327
this entity surface form:
SMACS (Southern MAssive Cluster Survey)