Sentence examples for unaided eye from inspiring English sources

Vesta is the only main-belt asteroid visible to the unaided eye.

From about 1857 it faded steadily, disappearing to the unaided eye only about 1870.

Because of its great distance from Earth, it cannot be seen with the unaided eye.

Even at its dimmest it remains readily visible to the unaided eye.

Occasionally, especially in blue sapphire, they are visible to the unaided eye.

Pluto is not visible in the night sky to the unaided eye.

Macroscopic symptoms are expressions of disease that can be seen with the unaided eye.

Five genuine members of the group are visible to the unaided eye.

Its changes in brightness are too slight to be detected with the unaided eye.

Linear-S4 can already be seen with binoculars and will become visible to the unaided eye starting July 17.

Johann Elert Bode's Uranographia of 1801 was the first reasonably complete depiction of the stars visible to the unaided eye.