Ribbon cutting and narrated tour on CGRT Solar System Walk

Before the ribbon-cutting for the solar system walk on the Columbia Greenway Rail Trail on Nov. 29, created by WHS Astronomy ...
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A Wobbling Brown Dwarf Might Be A Sign Of The First Discovered "Exomoon" – A Moon Outside ...

A pattern in the movements of a brown dwarf that orbits a Sun-like star is likely to be caused by a moon. If confirmed, this would be the first exomoon, that is a moon orbiting a planet that in turn ...