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2 WELCOME TO THE SOLAR SYSTEMAS
in fact, t it isn’t possible, in any practical terms, to draem to scale. Even if you added lots of fold-out pages to your textbooks or used a reallylong s of poster paper, you  come close. On a diagram of tem toscale, o about ter of a pea, Jupiter ao  (and about terium, so you be able to see it anyauri, our nearest star, ten t Jupiter tence, and Pluto o ill be over ty-five feet away.

    So tem is really quite enormous. By time anning, life-giving Sun—o t is little more t star. In suco understand significant objects—Pluto’s moon, for example—tention.

    In t, Pluto il tions, Neptune  to  to contain ty moons. total no least ninety,” about a t t ten years.

    t to remember, of course, is t actually knoem.

    Noice as  Pluto is t Pluto. If you cinerary, you  trip to tem, and I’m afraid  t. Pluto may be t object marked onscs, but tem doesn’t end t, it isn’t even close to endingt get to tem’s edge until  celestial realm of drifting comets, and  reac cloud for anot ten ter edge of tem, asto is barely one-fifty-the way.

    Of course o tillrepresents a very big undertaking for us. A manned mission to Mars, called for by tPresident Bus of passing giddiness, ly dropped  it  $450 billion and probably result in torn to tatters by icles from w be shielded).

    Based on ely no prospectt any  tem—ever. It is just too far.

    As it is, even elescope,  see even into t cloud, so actually kno it is ts existence is probable but entirely ical.

    *About all t can b
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