aa = Graphics3D[{Opacity[0.5], Sphere[]}]; bb = ParametricPlot3D[{Cos[\[Theta]], Sin[\[Theta]], 0}, {\[Theta], 0, 2 \[Pi]}, PlotStyle -> Thickness[0.015]]; cc = ParametricPlot3D[{0, Cos[\[Phi]], Sin[\[Phi]]}, {\[Phi], 0, 2 \[Pi]}, PlotStyle -> Thickness[0.015]]; dd = ParametricPlot3D[{Cos[\[Phi]], 0, Sin[\[Phi]]}, {\[Phi], 0, 2 \[Pi]}, PlotStyle -> Thickness[0.015]]; Show[aa, bb, cc, dd] [![enter image description here][1]][1] ResourceFunction["Graphics3DSketch"][{aa, bb, cc, dd}] [![enter image description here][2]][2] [1]: https://i.sstatic.net/aoRTu.png [2]: https://i.sstatic.net/DtQjp.png