In A Nutshell A star 3,260 light-years away dimmed by over 95% for six months, one of the longest stellar blackouts ever ...

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 ...

Things are much bigger outside the solar system.

Clues about the transparency of Saturn's rings were in Cassini's data all along. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space ...

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The smallest rings in the solar system, belonging to the centaur Chariklo, may be perturbed by a moon that's yet to be discovered. Reading time 2 minutes A previously unknown satellite may be shaping ...

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 ...