v1.0-masses gravity v1.2- realistic object gravity v1.3- new massed object v1.5 - added materials: black- lithium blue -nitrogen green -silicon red -titanium v1.5.5 added material : yellow - rubidium v1.6 added material: orange-hafnium v1.7 added black hole (collapsar) v1.8 added new small mass v1.8.5 added new big mass (you can disable it) v1.8.5.5 I delete sprite:massed_5 and new things to it added in 1.8.5 v1.8.7 deleted sprite:black_hole snd new things added 1.7 v2.0 - added 16 elements , changed game physic fixed bugs with massed_4 new graphics in all game