"If our solar system is indeed moving this fast, we need to question fundamental assumptions about the large-scale structure of the universe." When you purchase through links on our site, we may earn ...

We live on a planet that seems motionless, yet Earth orbits the Sun at a dizzying speed, and our entire Solar System moves through the galaxy. But how fast exactly are we traveling through the cosmos?

Astronomers have revealed a surprising twist. The sun has always been thought to be at the center of our solar system, with planets moving around it. The famed Polish astronomer Copernicus pioneered ...

NASA’s latest tracking of the interstellar visitor 3I/ATLAS has sharpened the picture of how objects from beyond the Solar System move, fragment, and interact with our planetary neighborhood, just as ...