If confirmed, the rock would become just the second world past Neptune in our solar system to host an atmosphere.

Pluto did in fact both bend and accelerate the trajectory of New Horizons when the spacecraft reconnoitered the dwarf planet in 2015, but only very slightly. There are three reasons the trajectory ...

Pluto has long been one of the most controversial objects in our Solar System. For decades it proudly held the title of the ...

NASA chief Jared Isaacman’s call to restore Pluto’s planetary status has reignited a long-running scientific debate over ...

Pluto might have hogged much of the spotlight historically, but the dwarf planet is actually part of a double act, alongside its biggest satellite, Charon. A new analysis suggests that Pluto used its ...

Pluto behaves less like a comet than expected and somewhat more like a planet like Mars or Venus in the way it interacts with the solar wind, a continuous stream of charged particles from the sun.

As New Horizons passed Pluto in July 2015, did the dwarf planet alter the probe's trajectory? Douglas Kaupa Council Bluffs, Iowa Pluto did in fact both bend and accelerate the trajectory of New ...