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About this Object

Object Name:

NGC 7635, Bubble Nebula

Object Description:

Wolf-Rayet Star

Position
(J2000):

RA: 23h 20m 48.31s
Dec: +61° 12' 06.12"

Constellation:

Cassiopeia

Distance :

7,100 light-years (2,100 parsecs)

About the Data

Data Description:

Data was provided by the HST proposal 14471 taken by the Hubble Heritage Team: Z. Levay, R. Avila, C. Christian, L. Frattare, J. Green, J. Mack, C. Martlin, S. Meyett, M. Mutchler, S. Porter (STScI/AURA), and K. Noll (NASA/GSFC).

Instrument:

WFC3

Filters:

F502N (O III), F656N (H-alpha), and F658N (S II)

Exposure Date:

February 25/26, 2016

About this Image

Image Credit:

NASA, ESA, and the Hubble Heritage Team (STScI/AURA)

Release Date:

April 21, 2016

Color:

This image is a composite of separate exposures acquired by the WFC3 instrument. Several filters were used to sample various wavelengths. The color results from assigning different hues (colors) to each monochromatic (grayscale) image associated with an individual filter. In this case, the assigned colors are:

F502N ([O III])

blue

F656N (H-alpha)

green

F658N ([S II])

red

Orientation/Scale: