NASA rang in the New Year on Tuesday, January 1, with a historic flyby of the farthest, and quite possibly the oldest, cosmic body ever explored by humankind – a tiny, distant world called Ultima Thule – in the hopes of learning more about how planets took shape.

Story: https://www.rappler.com/science-nature/earth-space/220118-nasa-new-horizons-survives-risky-encounter-faraway-world-ultima-thule