EDITORIAL

Pondering Astronomy in 2009

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Science  16 Jan 2009:
Vol. 323, Issue 5912, pp. 309
DOI: 10.1126/science.1170104

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Summary

This week in Paris, An opening ceremony held by the United Nations Educational, Scientific and Cultural Organization and the International Astronomical Union proclaims 2009 as the International Year of Astronomy. The year marks the 400th anniversary of Galileo's first observations with his telescope, when he detected the moons of Jupiter; and of Kepler's great book Astronomia Nova, which showed that the planets move in elliptical orbits.