It's hard to imagine Saturn without its glorious, extensive, complicated rings. Yet, when the Cassini probe arrived to study the planet in 2004, it made a curious discovery: the ice chunks and ...

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Now, they can say just how large. It's the biggest in the solar system. In a study Wednesday in Nature, scientists concluded that the faint ring known as the Phoebe ring is 270 times the size of ...

All four of the solar system’s giant planets have ring systems. The rings of Jupiter, Uranus, and Neptune are dark, sparse belts or ringlets. Only Saturn’s massive main rings are dense and bright, ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, icy, egg-shaped planet in the far reaches of our solar system, beyond Neptune ...

Saturn takes about 29.4 Earth years to complete one orbit of our home star, according to NASA. As it does, the second largest planet in our solar system experiences seasons due to the axis of rotation ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...