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David Aguilar
(617) 495-7462 Christine Pulliam (617) 495-7463 pubaffairs@cfa |
Release No.: 2007-03For Release: Wednesday, February 21, 2007
Absence of Water in Distant Planet's Atmosphere Surprises Astronomers ![]() Astronomers have measured the first-ever infrared spectrum of two planets orbiting distant Sun-like stars. The planet HD 189733b, shown here in an artist's rendering, appears to be missing common molecules like water and methane. Astronomers speculate that these molecules are present but hidden behind a high layer of silicate clouds. Credit: David A. Aguilar (CfA) High Resolution Image (jpg) Low Resolution Image (jpg) |
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