Welcome to http://www.handsonuniverse.org/activities/Explorations/IoMystery

Io Mystery!

What happened to Io? 

Io, Europa, Ganymede, and Callisto.  September 30, 1998

Trace the path of Jupiter's moons through time.  What happened to Io?

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Which way are Europa and  Ganymede moving?

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Which moves faster, Europa or Ganymede?

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What can you say about Callisto?

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Summarize your observations in words or drawings. 

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What are your questions?  What new observations would you like?

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HOU Educators:  Download these images. Original and cropped images are available.
These images were taken for Tom Morin, Belmont HS, New Hampshire at Yerkes Observatory with an 80mm refractor (mounted as a finder on the 24 inch  reflector telescope), an ISIS 800 CCD camera and a V filter for 3 or 5 seconds. 

01/28/2000

*  HOU™ Explorations *

Reference:   Astronomical Calendar 1998 by Guy Ottewell, Furman University, SC.  http://www.kalend.com