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Space

The rings of Uranus are even stranger than we thought

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

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Titan

Space

Titan’s strange plains may be explained by unusual weather

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Space

Saturn’s rings may have formed after a huge collision with Titan

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Space

Synchronised volcanic eruptions on Io hint at a spongy interior

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Space

More than 100 moons were discovered in our own solar system in 2025

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computer-generated view of Mars at the boundary between darkness and daylight, with an area including Gale Crater

Space

Mars may once have had a much larger moon

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Space

Enceladus’s ocean may be even better for life than we realised

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Space

New moon discovered orbiting Uranus is its smallest one

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Space

One half of the moon is hotter than the other

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Space

Saturn gains 128 moons, giving it more than the other planets combined

Saturn has dozens of new moons, bringing it to a total of 274. All of the new moons are between 2 and 4 kilometres wide, but at what point is a rock too small to be a moon?

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Space

Why we must investigate Phobos, the solar system's strangest object

Features

Space

New ��ý recommends Brian Cox's new series, Solar System

Culture

Space

Huge new volcano has burst through the surface of Jupiter’s moon Io

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Space

Why NASA is sending a probe to Europa – and what it’s looking for

Features