News & AnalysisAstronomy

Celebrated Exoplanet Vanishes in a Cloud of Dust—Or Maybe Not

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Science  03 Feb 2012:
Vol. 335, Issue 6068, pp. 515
DOI: 10.1126/science.335.6068.515

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Every week, astronomers add new extrasolar planets to a roster that now numbers more than 700. But on rare occasions, a finding comes along that threatens to knock one of those discoveries off the list. Last week, Fomalhaut b, an exoplanet that once enjoyed celebrity status, faced an identity crisis after astronomers failed to spot it in a new round of observations. But the group that discovered the planet is sticking to its guns.