The Sun and the Moon-the remaining noticeable naked-eye objects of the solar system-are sometimes added to make seven "planets."
Themis lay spread out before them as a naked-eye object.
Although it failed to brighten to levels expected, it was still a naked-eye object.
It was a naked-eye object now, a pentagon of five white stars.
As a naked-eye object, the Hyades Cluster has been known since prehistoric times.
There was great excitement in February 1987, when a supernova flared up in the Large Cloud and became an easy naked-eye object.
They are extremely easy to identify, between Mirphak and the W of Cassiopeia, and they are naked-eye objects on a clear night.
It is a naked-eye object, and binoculars show it excellently; its actual surface brightness is much greater than that of the Small Cloud.
These naked-eye objects are sometimes known as dark cloud constellations and take on a variety of names.
From the edge of the system, the Ringworld was a naked-eye object.