NASA began the new year with a bang after its New Horizons probe flew past the most distant object in our Solar System on January 1. Ultima Thule is an incredible four billion miles (six billion km) ...
Ultima Thule is the single farthest object in the solar system and for the first time in spacefaring history, humans are exploring it in great detail. Since NASA first approached the oddly-shaped ...
NASA counted down Monday to a historic flyby of the farthest, and quite possibly the oldest, cosmic body ever explored by humankind. It was a tiny, distant world called Ultima Thule, hoped to help ...