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September 5, 2002 12:00 AM (EDT)

News Release Number: STScI-2002-21

A Wheel within a Wheel

Technical facts about this news release:

About the Object
Object Name: Hoag's Object
Object Description: Ring Galaxy
Position (J2000): R.A. 15h 17m 15s
Dec. +21° 35' 07"
Constellation: Serpens
Distance: 600 million light-years (180 million parsecs)
Dimensions: The ring has a diameter of roughly 75,000 light-years (23,000 parsecs) to the inner edge and 120,000 light-years (37,000 parsecs) to the outer edge.
About the Data
Instrument: WFPC2
Exposure Date(s): July 9, 2001
Exposure Time: 3.6 hours
Principal Astronomers: Hubble Heritage Team: K. Noll, H. Bond, T. Borders, C. Christian, L. Frattare, F. Hamilton, J. Lee, Z. Levay, E. Masiello, P. Royle (STScI), R. Lucas (STScI)
About the Image
Image Credit: NASA and The Hubble Heritage Team (STScI/AURA)
Release Date: September 5, 2002
Filters: F450W (B), F606W (V), F814W (I)
Orientation: Ring of Hot Blue Stars Pinwheels Around Yellow Nucleus of Hoag's Object Galaxy
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