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 ...

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 ...

NEW YORK — Scientists have unlocked one of the solar system’s many secrets from an unexpected source: a planetarium show that opened to the public on June 2.

The mystery of how planets and icy objects formed in the farthest reaches of our solar system just took an exciting turn. A team of researchers from NASA recently uncovered strong evidence for a ...

To date, Hubble has observed more than 100 million objects ranging from comets in our solar system to dying stars in the Milky Way to distant galaxies that formed not long after the Big Bang.

In a distant corner of our solar system called the Kuiper Belt, icy bodies lurk in the darkness, orbiting our sun at vast distances. These ancient minor planets are called trans-Neptunian objects ...

Jupiter is our solar system's biggest planet by far. It used to be twice as large: Study A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow ...

A team of astronomers believe they may have discovered a new dwarf planet—just like Pluto—on the edge of our solar system. The object—which orbits out beyond Neptune—has been named "2017 ...

Accidental find in planetarium show could shift scientists’ understanding of our solar system. Jacopo Prisco, CNN. Tue, June 10, 2025 at 11:55 PM UTC. 8 min read.

New JWST observations of 'trans-Neptunian objects' could help reveal our solar system's past. ... it certainly furthers our understanding of these distant icy bodies — and inspires more research.