Astronomers using the NASA/ESA Hubble Space Telescope, along with older data from the Voyager 2 probe, have revealed more about the origin of Neptune’s smallest moon. The moon, which was discovered in ...

Neptune’s large moon Triton may have abandoned an earlier partner to arrive in its unusual orbit around Neptune. Triton is unique among all the large moons in the solar system because it orbits ...

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 ...

Three secret moons have been discovered lurking out of sight in our outer solar system. These moons were found orbiting the furthest planets in our solar system: one around Uranus, and the other two ...

Add Yahoo as a preferred source to see more of our stories on Google. “The three newly discovered moons are the faintest ever found around these two ice giant planets using ground-based telescopes,” ...

This August 1989 image provided by NASA shows the planet Neptune photographed by the Voyager 2 spacecraft, processed to enhance the visibility of small features. The International Astronomical Union's ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The find includes ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Scientists have discovered three new moons in the solar ...

Scientists recently noticed three new moons lingering around Uranus and Neptune, which are the most distant planets in our solar system. Precisely, there is one orbiting Uranus, and two are orbiting ...