A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system. Video above: Astronomers discover how planets form The Hubble Telescope and its Wide ...

Discover the powerful volcanic eruptions that have shaped worlds across our solar system. Around our solar system, violent eruptions are shaping distant worlds. Discover the explosive forces that ...

What are the weirdest worlds in our solar system, and how did they come to be? From a dwarf planet that looks like a deflated football, to a tiny moon with cliffs taller than Mt. Everest, to the ...

Astronomers have uncovered a massive new trans-Neptunian object, 2017 OF201, lurking at the edge of our solar system. With an orbit stretching 25,000 years and a size that may qualify it as a dwarf ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our solar system that could support life in some form. This artist's concept ...