They returned late on Sept. 15 on three separate planes.

Mr. Johnson, as is customary, flew in a separate plane.

His mind was subdivided into two separate planes which were fundamentally opposed to one another.

A separate plane carries most of the press corps.

The Lynx has the ability to link up with three other people, allowing each player to fly a separate plane.

They flew in separate planes: in case one crashed, the other could continue their work.

The Continuum is on a separate plane of existence and thus not subject to linear time as normal space is.

There are, as far as we know, four separate planes or levels of awareness of Earth.

Since they had to be from the four separate planes, this was difficult, but not impossible.

(Admiral Koga, who had been traveling in a separate plane was killed on the same day).