News of the WeekExoplanetary Science

First Goldilocks Exoplanet May Not Exist

See allHide authors and affiliations

Science  22 Oct 2010:
Vol. 330, Issue 6003, pp. 433
DOI: 10.1126/science.330.6003.433

You are currently viewing the summary.

View Full Text

Log in to view the full text

Log in through your institution

Log in through your institution


Astronomers have begun debating whether the first claimed habitable planet circling another star is a figment of their data analysis. At a meeting last week in Turin, Italy, a group of exoplanet hunters announced that its observations show no sign of Gliese 581g, the Goldilocks planet on which conditions are just right for harboring life. Only a couple of weeks earlier, a rival group had announced with much fanfare its discovery of the long-sought Earth-like habitable planet.