You might think of our solar system as fixed and unchanging. But that doesn't take into account the constant discoveries ...

Add Yahoo as a preferred source to see more of our stories on Google. The Oort Cloud, an expanse of icy bodies in the far reaches of our solar system, is shown here in a scene from "Encounters in the ...

Scientists have unlocked one of the solar system’s many secrets from an unexpected source: a planetarium show opening to the public on Monday. At the American Museum of Natural History last fall, ...

The Oort Cloud, an expanse of icy bodies in the far reaches of our solar system, is shown here in a scene from "Encounters in the Milky Way," a show at New York City's Hayden Planetarium that spawned ...

Many of us learned about the order of the planets in our Solar System through some mnemonic device. We were also taught to think that the Solar System is a fixed thing, but our grade school ...

Add Yahoo as a preferred source to see more of our stories on Google. The new planetarium show revealed a backwards S-shaped spiral in what's known as the Oort Cloud far beyond Pluto (American Museum ...

MERRILLVILLE | The Merrillville Community Planetarium has converted thousands of slides into a digital format since the facility has switched to a digital system, but the planetarium director doesn't ...