The Nu ring seems to be fed by unknown rocky bodies, whereas the Mu ring appears rich in water ice and linked to the moon Mab.

An international team used observations to construct the first complete spectrum of the planet's outer rings.

Scientists have finally figured out how two faint outer rings around Uranus formed, solving a mystery nearly 2 billion miles ...

Uranus’s outermost two rings are surprisingly dissimilar, which opens up a mystery about the tiny moons and moonlets that form them ...

Scientists have studied Uranus' outer rings have found fresh evidence that hidden moons may be orbiting the icy planet. New observations from the James Webb Space Telescope, Hubble and Keck ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...

(CNN) — Astronomers using the powerful eye of the James Webb Space Telescope have spotted a previously unknown moon whirling around Uranus, according to NASA. The discovery boosts the number of moons ...