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Show Astronomer AstronOnler Finds FindsNew FindsNew Nev New , Star Dust Rings Ringsin Ringsin in tlie the Milky WayCAMBRIDGE Way WayCAMBRIDGE CAMBRIDGE CAUBRIDGE , \ MASS l\1ASS l 1ASS - Three tremendous rings nngs ofstar of star- star stardust stardust star-dust star dust - dust , ' , ' hitherto unknown unkno\\ unkno unknon \ \ n plane plane- planetary planetary planetary - tary nebulae , have been foun found foundin In the \ Milky l\hlky l hlky Way Vvay by l\Ir l Ir Mrs MrsMuriel \ MrMuriel ; , l\lunc1 l lunc1 Muriel \ l\L l \ M r . Seyfert of the Har Har- Har'J.rd Har- Har Harsard Harvard - - ' vard 'J.rd J.rd Jrd sard . college obsen observatory obseratory % atory . Eich Eieh 'lch lch ' of them Is belle\ belle believed belleed belieed \ ed to b be behundreds behundreds hundreds of times larger than our ourentire ourentire ourentire entire solar system , yet they arc are arcso areso areso so far distant ilistant they cm C'ln Cln cn ' be seenonly seen seenooly seenonly ooly only through throuJh moderately powerful powerfultelesC powerfultelescopes powerfultelescopes telesC telescopes pes Even then :0 0 : . en then the rings rlI1gs rixgs 'Ire Ire 'Irenot 'irenot ' ' irenot not visible to the humin humlln humjn , eye but butC'ln butcin butcm C'ln Cln cin ' only be detected by scnsIth sensItie sensItiephotorqphic sensitivephotOonpluc e ephotor'lpluc photor'lpluc photorlpluc photorqphic . ; ' plates \ ' where 'vhere vhere here they ap appear appear appear pear surroundingbillllmt surroundingbillilint as luminous rings surrounding 1 11111'1nt 111111nt billilint > ' nucleus st'lrsBillion stirsBillion stirs st'lrs stlrs stirsBillion ' Billion Mile Mfle Diameter . Actuall Actual1 Actually the tremendous nebulae nebulae.Ire nebulaeare nebulaeare .Ire Ire are . not lings iings but spheres 5IJhere S1)heres S1heres ) or billsof b'llls bllls b'ills bills b'lllsof b'illsof ' ' of e e\p e p ep \ p indtng HH.11ng HH11ng luLling . gas and tins tin Un ; partItles particles particlessome , some of them as fine tioe as molecule molecules moleculeI moleculesI I [ plateshowever rom rota their uppeaianco appemance appealance on plates , ho\\ ho hoe hoseier \ \ e , er , astronomeis astronomel ha\ ha have hae \ e n'lmelf nlmelf n'zmed nzmed n'lmelfthem n'zmedthem mmedthem ' ' them "ring ring " m nebulae ncbulae . ulnc ' " . Mi ) ' Mib 11 be Se Setliscoseries bcfert'bdiscoveries bcfertbdiscoveries ; rert ' dlsco\ dlsco dlscoerie tliscoseries \ erie , \ were ere nnde m1de mide thioUeh thlOUh thiouh . ; , an aneamln.1 aneaniIntIon anexamination e\amln.1 eamln.1 e amln.1 amln1 eaniIntIon ' \ . . lon of pItes pi Pl \ ites \tes tes ttes taken tal.en talen . at l1u- l1u l1uard U Uir-vards Uir vards ir- ir irbards - - bards \ ard s st stitlon stUon \Uon Uon \ at BloemfonteIn l3loeinfonteln Bloemfonteinbouth , bouth South Africahile Africa Africalnlc \\lnlc lnlc \hile hile \ \ l111e bufflclent umclcnt sulilcient data lIata hel\ hel have hele hae \ e not ; , ct et etbeen ctbeen been eco assembled assem led to permit accur accuntecalculation ite itecalculation itecalculation calculation of tlie the sIte sLo sl e an and dls dis dlstance distance distunce tance of ' the rings r1Dg , , H'l1\ H'l1 Hl1 Hnvaid H'l1nl Huaid ' \ nl d ob obSCI obsezers obscivcrs SCI sezers \ ers bellc\ bellc believe bellce belice \ e tint th'lt thlt tli'it tliit ' ' like lIhc lI1e most of ofthe ofthe oftlie the appro approximately approjmateIy .lmatE'Iy .lmatEIy lmatEIy > . ' 130 known hoown phn phnet'lr phnetir3 plinctio et'lr etlr etir3 ' nebulae , those found b3 b } lUrs lUrsSe Mr MrSe3fert MrsSeifert Se Se3fert fert arc are se\ se several seer.tl seera1 \ er.tl ertl . hundred hundrcd light lightsears lightscars sears ; } ears a\\ a away aay \ ay from the earth finri and finriI finrihae andha'e nnrthave ha\e ha e ha'e hae \ ' a diameter th it Is c'pllssed cpllssed zpiessed e " ' . ? I cxpiessedlu c'pllssedIu zpiessedin Iu in billions of miles |