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News Release Archive:

News Release 547 of 951

August 9, 2001 02:00 PM (EDT)

News Release Number: STScI-2001-27

New View of Primordial Helium Traces the Structure of Early Universe

Technical facts about this news release:

About this Object 
Object Name: HE2347-4342
Object Description: Quasar
Position (J2000): R.A. 23h 50m 34.24s
Dec. -43° 26' 00.0"
Constellation: Phoenix
Distance: 3,070 Mpc (10 billion light-years)
Magnitude: V16.1
Redshift: Z2.885
About the Data 
Instrument: HST: STIS FUSE
Exposure Dates: August 21, 2000;
October 16, 2000
August 17 - 27, 2000;
October 11- 21, 2001
Exposure Time: 55 minutes 105 hours
About this Release 
Principal Astronomers: G. A. Kriss (STScI/JHU), J. M. Shull (U. Colorado), W. Oegerle (GSFC), W. Zheng (JHU), A. F. Davidsen (JHU), A. Songaila (U. Hawaii), J. Tumlinson (U. Colorado), L. L. Cowie (U. Hawaii), J.-M. Deharveng (Laboratorie d'Astronomie Spatiale, France), S. D. Friedman (JHU), M. L. Giroux (U. Colorado), R. F. Green (KPNO/NOAO), J. B. Hutchings (Herzberg Inst. of Astrophysics,Canada), E. B. Jenkins (Princeton U. Obs.), J. W. Kruk (JHU), H. W. Moos (JHU), D. C. Morton (Herzberg Inst. of Astrophysics/Canada), K. R. Sembach (JHU), T. M. Tripp (Princeton U. Obs.)
Release Date: August 9, 2001 2:00 p.m. (EDT)