https://community.graphisoft.com/t5/Modeling/spheres-intersection/m-p/224004#M120863 If I model these two half spheres with the Shell Tool, and set their Trimming Body to Editable, then select both elements and use the Connect &gt; Trim Elements to Roof/Shell context menu command, then it will give me a correct result. Wed, 15 May 2019 13:28:00 GMT Laszlo Nagy 2019-05-15T13:28:00Z https://community.graphisoft.com/t5/Modeling/spheres-intersection/m-p/224003#M120862 <DIV class="actalk-migrated-content"><T>Hello!<BR /> How can I intersect two spheres? <BR /> Meaning I want to lose these two dark grey parts.<BR /> Thank you!</T></DIV> Wed, 15 May 2019 12:16:48 GMT https://community.graphisoft.com/t5/Modeling/spheres-intersection/m-p/224003#M120862 Anonymous 2019-05-15T12:16:48Z https://community.graphisoft.com/t5/Modeling/spheres-intersection/m-p/224004#M120863 If I model these two half spheres with the Shell Tool, and set their Trimming Body to Editable, then select both elements and use the Connect &gt; Trim Elements to Roof/Shell context menu command, then it will give me a correct result. Wed, 15 May 2019 13:28:00 GMT https://community.graphisoft.com/t5/Modeling/spheres-intersection/m-p/224004#M120863 Laszlo Nagy 2019-05-15T13:28:00Z https://community.graphisoft.com/t5/Modeling/spheres-intersection/m-p/224005#M120864 Got it!<BR /> Thank you! Wed, 15 May 2019 13:42:37 GMT https://community.graphisoft.com/t5/Modeling/spheres-intersection/m-p/224005#M120864 Anonymous 2019-05-15T13:42:37Z