News Release Archive:

News Release 3 of 44

December 11, 2007 10:00 AM (EST)

News Release Number: STScI-2007-44

Hubble Finds that Extrasolar Planet Has a Hazy Sunset

Technical facts about this news release:

About the Object
Object Name: HD 189733, HD189733b
Object Description: Planet transiting a bright, nearby K0 star
Position (J2000): R.A. 20h 00m 43s.72
Dec. +22° 42' 38".6
Constellation: Vulpecula
Distance: Roughly 60 light-years (19 parsecs)
About the Data
Data Description:

This image was created from HST data from proposal 10869:

A. Lecavelier des Etangs, A. Vidal-Madjar, F. Bouchy , J.-M. Desert, D. Ehrenreich, R. Ferlet, G. Hebrard, and G. Tinetti (CNRS, Paris Institute of Astrophysics), G. Ballester (University of Arizona), and F. Pont and S. Udry (Geneva University Observatory, Switzerland).

The science team comprises F. Pont (Geneva University Observatory, Switzerland) , H. Knutson (Harvard-Smithsonian Center for Astrophysics), R. Gilliland (STScI), C. Moutou (Astrophysics Laboratory of Marseille, France), and D. Charbonneau (Harvard-Smithsonian Center for Astrophysics).

Instrument: ACS/SBC
Exposure Date(s): June, 2007
Exposure Time: 9.5 hours
Filters/Gratings: 110/115 (UV)
About the Release
Image Credit: NASA, ESA, and F. Pont (Geneva University Observatory, Switzerland)
Release Date: December 11, 2007