By default, spouses are shown next to each other if they have any children, or if there is any information on the spouse.
If there are no children AND the only information about the spouse is their name, then they are folded and appear in the same entry, for example:
However, spouses can for forced to always be folded, or to never fold. Folding spouses can save space.
First, (in chart editing mode), click on the person who is the descendant on the chart (i.e. person who is linked to their parents above. Then, either click on the “…” button or right click on them to show the pop-up menu. Then select “Never fold spouse” or “Always fold spouse”. These options can also be cleared in the same way, or, use the check boxes on the “Person” tab of the “Chart Properties” panel:
The two examples above would show as follows: