"If our solar system is indeed moving this fast, we need to question fundamental assumptions about the large-scale structure ...

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 discovery of a planet that is far too massive for its sun is calling into question what was previously understood about the formation of planets and their solar systems. The discovery of a planet ...

Our solar system is surrounded by a giant invisible bubble called the heliosphere. This protective bubble is created by the solar wind, streams of charged particles flowing out from the Sun, and it ...

Although its origins are still hazy, interstellar objects like 'Oumuamua may be the product of wandering planets in young planetary systems. When you purchase through links on our site, we may earn an ...

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 ...