s ▁a ▁mod ulated ▁gravity ▁beam ▁at ▁Earth , ▁trigger ing ▁its ▁capture ▁by ▁the ▁sl umber ing ▁Ob server ▁buried ▁deep ▁within ▁the ▁moon . ▁ ▁Dr . ▁Ger ald ▁Mac D oug al : ▁Hus band ▁to ▁Mar cia ▁Mac D oug al . ▁A ▁born - ag ain ▁Canadian ▁ex obi ologist , ▁Ger ald ▁was ▁transport ed ▁to ▁the ▁Mult is ystem ▁along ▁with ▁the ▁Earth . ▁ ▁Dr . ▁Mar cia ▁Mac D oug al : ▁W ife ▁to ▁Ger ald ▁Mac D oug al . ▁Born ▁in ▁Ty cho ▁Pur ple ▁Pen al , ▁she ▁was ▁declared ▁a ▁refuge e ▁and ▁escaped ▁the ▁N aked ▁Pur ple ▁l ifest yle ▁when ▁the ▁fire ▁department ▁burn ed ▁her ▁parents ' ▁house . ▁A ▁planet ary ▁engineer ▁at ▁V IS OR , ▁Mar cia ▁observed ▁Earth ' s ▁disapp earance ▁and ▁later ▁crack ed ▁Char onian ▁communic ations ▁via ▁the ▁A reci bo ▁method . ▁ ▁Dr . ▁Hir am ▁McG ill icut ty : ▁The ▁ab ras ive ▁head ▁phys ic ist ▁at ▁V IS OR . ▁Not orious ▁for ▁his ▁lack ▁of ▁c outh ▁when ▁dealing ▁with ▁other ▁people , ▁he ▁is ▁brilliant ▁and ▁met icul ous ▁in ▁gather ing ▁data , ▁even ▁if ▁he ▁tends ▁to ▁come ▁to ▁the ▁wrong ▁conclus ions . ▁ ▁Dr . ▁Simon ▁Rap ha el : ▁Em bit tered ▁by ▁years ▁of ▁failed ▁research ▁into ▁gravity ▁manip ulation , ▁Rap ha el ▁is ▁the ▁director ▁of ▁the ▁Gra v it ics