Early in our Solar System’s history, bits of icy debris were scattered and then gradually coaxed into a spiral alignment in ...

There are 8 planets in our solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Naptune. The solar system formed about 4.6 billion years ago from a cloud of interstellar gas and dust.

The solar system could be packed with 1 million alien visitors, space rocks shaken away from our cosmic neighbor Alpha ...

Interstellar material has been discovered in our solar system, but researchers continue to hunt for where it came from and ...

The solar system moved through a star-forming area near Orion. This event might have increased interstellar dust around Earth ...

IT’S been nearly 40 years since the first planet outside of our Solar System was discovered. Since then, more than 5,800 weird and wonderful worlds across 4,300 planetary systems have been ...

With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it might ...

NASA is delaying the launch of the SPHEREx telescope to uncover the ingredients for life in our galaxy, as well as the PUNCH ...

Mercury, the first planet from the sun, is about to stand out among the stars this week. But this brightness is not expected ...

A nne Verbiscer, a research professor in the University of Virginia’s astronomy department, is will soon be working with NASA ...

This month, a total lunar eclipse and blood moon will be viewable across the U.S. Here's the best times and places to view ...