How did our cosmic home—the solar system— fashion itself? This is a tale of billions of years. Put another way, begin with a ...

They call it the architect as it played a critical role in shaping the orbital paths of other planets and sculpting the disk ...

Dwarf planets are worlds that are too small to be considered full-fledged planets, but too large to fall into smaller categories. In recent years, there's been a lot of hubbub about Pluto losing ...