Though Pluto was stripped of its planetary status by the International Astronomical Union in 2006, it was always part of the plans for the Arizona Scale Model Solar System.

A mysterious crater on Pluto may not be the result of an ancient impact but rather the collapsed caldera of a massive icy ...

The caldera may have blasted out its cryomagma in a single explosive event, or it may have spread its eruptions over time.

For reference, Pluto’s average distance from the Sun is about 40 AU, so 2023 KQ14 is quite distant. At 23.4 billion miles (37 ...

The complex geology of Pluto also tells us about the early solar system. The surface of the planet was documented by NASA’s New Horizons mission, which flew by in 2015.

Ever since the International Astronomical Union recognized Haumea and Makemake as dwarf planets in 2008, University of Maine ...

FLAGSTAFF, Az. – Whether Pluto is officially a planet is the least interesting thing about the runt of the solar system, astronomers will tell you 95 years after the discovery of the fascinating ...

The exhibit is built to a 1-to-10-billion scale of the solar system, with the walkway extending about 2,000 feet from its entry point near the sun to the exit just beyond Pluto. Along with scale ...

This episode, he also lays out his case for Pluto — and many other objects in the solar system — to be considered a planet.This episode is part of Short Wave's space camp series about all the ...