15 years ago, Pluto became a dwarf planet. Does that move still make sense?| Science News

Pluto moves so slowly around the Sun that, since its discovery in 1930, it still hasn’t completed a full orbit. With a year lasting 248 Earth years, Pluto drifts through the outer region of the Solar System at a calm, steady pace, influenced by its distance, tilted orbit, and icy composition. While Earth races around the Sun in just 365 days, Pluto’s path reveals how diverse planetary motion can be. Its slow journey helps scientists understand orbital dynamics, distant objects, and how the Solar