Planetary scientist Adeene Denton runs computer simulations to investigate Pluto, the moons of Saturn and other icy bodies in the solar system.

For decades, Pluto remained one of the most mysterious objects in our solar system, until July 14, 2015, when NASA's New Horizons spacecraft became the first mission to visit it up close, capturing ...

The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's atmosphere, while at the same time giving methane and other organic ...

After a voyage of nearly nine years and 3 billion miles (5 billion kilometers) — the farthest any space mission has ever traveled to reach its primary target — NASA’s New Horizons spacecraft came out ...

As New Horizons passed Pluto in July 2015, did the dwarf planet alter the probe's trajectory? Douglas KaupaCouncil Bluffs, ...

Lowell Observatory's sixth annual "I Heart Pluto Festival" will honor the remote icy world that was reclassified as a dwarf planet in 2006 When you purchase through links on our site, we may earn an ...

In a span of 30 years — from the first moon rockets in 1959 to the Voyager 2 flyby of Neptune in 1989 — NASA spacecraft introduced the world to close-up views of the bodies in our solar system.

CAPE CANAVERAL, Fla. (AP) — NASA’s New Horizons spacecraft got humanity’s first up-close look at Pluto on Tuesday, sending word of its triumph across 3 billion miles to scientists waiting breathlessly ...

Pluto’s newest found moon, P4, orbits between Nix and Hydra, both of which orbit beyond Charon. Could there be still more moons of Pluto? Perhaps, and the New Horizons team plans to look harder to ...