Have you ever wondered just how big space really is? It’s huge. In fact, it’s astronomical! The Colorado Scale Model Solar System depicts the Sun, the planets, and the distances between them all on ...

A star is heading toward the outskirts of our solar system, and it’s getting here sooner than expected.Gliese 710, a rogue dwarf star, is now estimated to brush past our solar neighborhood in just ...

From an early age, we are taught to understand that the planets of our solar system change in position while orbiting a central star, the sun. But does the sun itself move within the solar system?

For the first time since 2008, two new planets are being added to one of northern Maine's most famous — and scientifically accurate — roadside attractions. Dwarf planets Haumea and Makemake are the ...

NASA is tracking a mysterious, fast-moving object entering our solar system, raising questions about whether it's just a comet — or possibly something more advanced. The object, known as 3I-ATLAS, was ...