No, they always are
From Wikipedia.org, "The World's Encyclopedia"
when I searched
coplanar
In geometry, a set of points in space is coplanar if the points all lie in the same geometric plane. For example, three distinct points are always coplanar; but four points in space are usually not coplanar.
Since 3 points are always coplanar.
A point and line are always coplanar
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A point or, if the lines are also collinear, the line(s).
Two coplanar lines that never intersect are called called parallel lines.
A transversal.
skew lines
coplanar