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NGC 6946 (HST, Subaru)

Spiral galaxy with winding arms of red and blue stars.

About the Object

  • R.A. Position
    R.A. PositionRight ascension – analogous to longitude – is one component of an object's position.
    20h 34m 52.31s
  • Dec. Position
    Dec. PositionDeclination – analogous to latitude – is one component of an object's position.
    60° 9' 14.08"
  • Object Name
    Object NameA name or catalog number that astronomers use to identify an astronomical object.
    NGC 6946
  • Release Date
    January 6, 2016
  • Science Release
    NASA’s Spitzer, Hubble Find ‘Twins’ of Superstar Eta Carinae in Other Galaxies
    Read the release
  • Credit
    NASA, ESA, STScI, R. Gendler, and the Subaru Telescope (NAOJ)

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Related Images & Videos

Stars Similar to Eta Carinae in Nearby Galaxies

Stars Similar to Eta Carinae in Nearby Galaxies

Researchers found likely Eta twins in four galaxies by comparing the infrared and optical brightness of each candidate source. Infrared images from NASA's Spitzer Space Telescope revealed the presence of warm dust surrounding the stars. Comparing this information with the...

Eta Twin-1 (Spitzer)

Eta Twin-1 (Spitzer)

Eta Twin-1 (HST)

Eta Twin-1 (HST)

Eta Twin-2 (Spitzer)

Eta Twin-2 (Spitzer)

Eta Twin-2 (HST)

Eta Twin-2 (HST)

Eta Twin-3 (Spitzer)

Eta Twin-3 (Spitzer)

Eta Twin-3 (HST)

Eta Twin-3 (HST)

Eta Twin-4 (Spitzer)

Eta Twin-4 (Spitzer)

Eta Twin-4 (HST)

Eta Twin-4 (HST)

Eta Twin-5 (Spitzer)

Eta Twin-5 (Spitzer)

Eta Twin-5 (HST)

Eta Twin-5 (HST)

Location of Eta Car Analog Stars in Nearby Galaxies

Location of Eta Car Analog Stars in Nearby Galaxies

M51 (HST)

M51 (HST)

M101 (HST)

M101 (HST)

M83 (HST)

M83 (HST)

Compass and Scale Image of Eta Car Analog Stars in Nearby Galaxies

Compass and Scale Image of Eta Car Analog Stars in Nearby Galaxies

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Details

Last Updated
Mar 28, 2025
Contact
Media

Claire Andreoli
NASA’s Goddard Space Flight Center
Greenbelt, Maryland
claire.andreoli@nasa.gov

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