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A Trio of Super-Earths (artist's impression)

Artist's impression of the trio of super-Earths discovered by an European team using the HARPS spectrograph on ESO's 3.6-m telescope at La Silla, Chile, after 5 years of monitoring. The three planets, having 4.2, 6.7, and 9.4 times the mass of the Earth, orbit the star HD 40307 with periods of 4.3, 9.6, and 20.4 days, respectively.

Credit:

ESO

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About the Image

Id:eso0819a
Type:Artwork
Release date:16 June 2008
Related releases:eso0819
Size:6001 x 4368 px

About the Object

Name:HD 40307
Type:• Milky Way : Star : Evolutionary Stage : Main Sequence
• Milky Way : Star : Circumstellar Material : Planetary System
• X - Illustrations
Distance:40 light years

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