<prompt> Translate the following text to EnglishHata hivyo, hawawezi kuwa imefungwa juu ya dome, kama katika orrery hii - lazima kuwa ndani ya anga, kama katika asili. Je, kuhusu kuweka baadhi ya chuma katika kila na kutumia sumaku juu ya kufuatilia kudhibiti kusonga sayari?Hanson alipendekeza.  <response>: Yet they cannot be suspended above the dome, as in this orrery--they must be within the sky, as in nature. How about putting some iron in each and using a magnet on the control tracks to move the planets? Hanson suggested. 