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News Release Archive:

News Release 14 of 182

July 15, 2013 01:00 PM (EDT)

News Release Number: STScI-2013-30

Hubble Finds New Neptune Moon

Technical facts about this news release:

About the Object
Object Name: S/2004 N 1
Object Description: Recently Discovered Neptunian Moon
Distance: The semi-major axis of Neptune's orbit about the Sun is 30.06 astronomical units (roughly 2.8 billion miles or 4.5 billion kilometers).
Dimensions: Neptune has a diameter of roughly 30,800 miles (49,600 kilometers) at the equator.
About the Data
Data Description: This image was created from HST data from proposal 11656: M. Showalter (SETI Institute), I. de Pater (University of California, Berkeley), and J. Lissauer (NASA Ames Research Center).
Instrument: WFC3/UVIS
Exposure Date(s): August 19, 2009
Filters: F475W (g), F606W (V), and F775W (i)
About the Release
Credit: NASA, ESA, and M. Showalter (SETI Institute)
Release Date: July 15, 2013
Color: This image is a composite of many separate exposures made by the WFC3/UVIS instrument on the Hubble Space Telescope using three different filters. The color results from assigning different hues (colors) to each monochromatic image. In this case, the assigned colors are:
F475W (g) blue
F606W (V) grayscale
F775W (i) red/orange
Orientation: Compass and Scale Image for S/2004 N 1