Astronomers Spot New Tiny Moons Around Neptune and Uranus

The planet Neptune photographed by the Voyager 2 spacecraft in August 1989, processed to enhance the visibility of small features. NASA via AP

WASHINGTON—Astronomers have found three previously unknown moons in our solar system—two additional moons circling Neptune and one around Uranus.

The distant tiny moons were spotted using powerful land-based telescopes in Hawaii and Chile, and announced Friday by the International Astronomical Union’s Minor Planet Center.