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

Something incredibly strange is unfolding in our cosmic neighborhood, a powerful and unexplained gravitational force is ...

Space looks very dark from Earth. But does the solar system, and the universe for that matter, have an area that's the ...

How fast and in which direction is our solar system moving through the universe? This seemingly simple question is one of the ...

Guest: Professor Dagomar Degroot, environmental historian at Georgetown University and author of Ripples on the Cosmic Ocean: ...

If new theories are to be believed, NASA may have detected an alien craft whizzing through the solar system. While it may not ...

A powerful geomagnetic solar storm is helping to unveil northern lights across the United States. Here's how auroras become visible.