Freak accident’ finding has changed thinking on shape of the Oort Cloud, a theoretical area of deep space believed to be a ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show.

While putting together a planetarium show, the museum’s experts weren’t expecting a window into the universe’s inner workings ...

A spiral-shaped structure in the Oort Cloud, long thought to be a featureless shell of icy debris, has been revealed by ...

They were fine-tuning a scene featuring what’s known as the Oort Cloud, a region far beyond Pluto filled with icy relics from the solar system’s formation. Comets can hurtle toward Earth from ...

Scientists had long thought the Oort Cloud was shaped like a sphere or flattened shell, warped by the push and pull of other planets and the Milky Way itself. The planetarium show hinted that a more ...

While fine-tuning a scene featuring what's known as the Oort Cloud, a region far beyond Pluto filled with icy relics from the solar system's formation, scientists noticed something unusual ...