An accidental discovery might change how we think about one of the most mysterious structures in our solar system. The Oort Cloud, a large expanse of icy bodies revolving around the sun at a distance ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show. At the American Museum of Natural History last fall, experts were hard at work preparing ...

NEW YORK (AP) — 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 ...

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, ...

A routine planetarium show at New York’s Hayden Planetarium just triggered a potentially historic discovery in astrophysics. While curating scenes for “Encounters in the Milky Way,” a team of ...

The monstrous 85-mile-wide comet C/2014 UN271 is the second most distant body originating from the Oort Cloud found to be chemically active. Astronomers have discovered that the largest comet from the ...

NEW YORK (AP) — A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing hopes of a naked-eye spectacle. Comet SWAN, hailing from the Oort Cloud ...

A groundbreaking discovery was recently made about the largest comet ever observed hurtling toward the sun from the Oort Cloud in the outer reaches of our solar system. Astronomers recently got a ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. This scene from the new Hayden Planetarium Space Show "Encounters in the Milky Way" at the American Museum of Natural History ...

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 ...