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News Release Archive:

News Release 637 of 938

January 6, 1999 12:00 AM (EST)

News Release Number: STScI-1999-01

Looking Down a Barrel of Gas at a Doomed Star

Technical facts about this news release:

About this Object 
Object Name: Messier 57 • M57 • The Ring Nebula • NGC 6720
Object Description: Planetary Nebula
Position (J2000): R.A. 18h 53m 35s
Dec. 33° 01' 43"
Constellation: Lyra
Distance: 0.7 kpc or 2300 light-years
Dimensions: The image is 2 arcminutes (roughly 1.3 light-years) on the veritcal side.
About the Data 
Instrument: WFPC2
Exposure Date: October 16, 1998
Exposure Time: 1 hour
Filters: Red: F658N ([N II]), Green: F501N ([O III]), Blue: F469N (He II)
Principal Astronomers: H. Bond, C. Christian, J. English, L. Frattare, F. Hamilton, A. Kinney, Z. Levay, K. Noll (The Hubble Heritage Team, STScI)
About this Image 
Image Credit: NASA and The Hubble Heritage Team (STScI/AURA)
Release Date: January 6, 1999 10:00am EST
Orientation: North is approximately 30° CW from up; east is to the left