As you read, you are flying through space at hundreds of thousands of miles per hour. Not only is our planet hurtling around the Sun at incredible speeds, our entire solar system is thought to be ...

Something strange is moving through our solar system — and it’s making headlines everywhere. The mysterious object, known as 3I/ATLAS, has become one of the most talked-about space mysteries in recent ...

The universe is supposed to look the same no matter where you stand. That idea, known as the cosmological principle, sits at the heart of modern astrophysics. It says matter spreads out evenly when ...

Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.