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| Choose an interactive tool from below: |
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Mars Observer
Don't miss an opportunity to observe Mars now that it lies close to Earth.
Follow the link to our program that shows you which
hemisphere of the Red Planet faces Earth for a given date and time, plus a
wealth of observing data. Use it with our four quadrant maps on p43 of the
November issue to identify the principal features on view. |
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Jupiter's Moons - NEW!
A utility to calculate the positions of Jupiter's four Galilean moons. |
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| Win a Dell D830 Notebook! We've one great laptop to give away! Enter here |
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| Send an ecard to a friend. Choose from our gallery of photos |
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