 graham antey emti ?
 internationale astronomical union  (IAU)  agustuu  2006 loo ,  soura vyavasthalooni ooka graham ooka khagola shareeram ani nirvachinchindi :
-  sooryuni chuttuu tirugutundi  ( soura vyvasta yokka atidheya nakshathram ),
-  hydrostatic equilibrium  ( dadapu gundrani )  aakaaraanni pondenduku thaginantha dravyaraasini kaligi umtumdi ,
-  dani guruthwakarshana sooryuni chuttuu dani kakshya sameepamlo unna itara saaroopya - parimaana vastuvulanu tolaginchenta paddadi .