WELCOME TO ICE AND STONE 2020

AN EDUCATIONAL PROGRAM OF THE EARTHRISE INSTITUTE

         

DESCRIPTION OF ICE AND STONE 2020

       

THIS WEEK'S PRESENTATIONS: WEEK 43 (OCTOBER 18-24)

THIS WEEK IN HISTORY

COMET OF THE WEEK: SIDING SPRING C/2013 A1

SPECIAL TOPIC: 1I/‘OUMUAMUA

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