The New Horizons flyby of Pluto and its satellites returned a scientific treasure trove of information about these distant and surprisingly complex worlds, showing a vast nitrogen glacier as well as ...

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 ...

We Americans are addicted to technology, whether it is sending a probe to Pluto that arrives exactly on time or exploring the ocean floor for plant and animal life we have never seen before. The money ...

New Horizons mission scientists have determined that cryovolcanic activity most likely created unique structures on Pluto not yet seen anywhere else in the solar system. The amount of material ...

Pluto's largest moon Charon is captured glowing in "Plutoshine" in this photo taken by New Horizon in 2015. Because sunlight is weak at Pluto's distance, the photo looks pixelated. Credit: NASA/Johns ...

New Horizons was the first spacecraft to visit dwarf planet Pluto and Kuiper Belt object Arrokoth. The spacecraft is still actively exploring the solar system. NASA has released new visualisations of ...

The future of NASA's New Horizons Pluto probe is uncertain following debates at NASA over how best to use the spacecraft. When you purchase through links on our site, we may earn an affiliate ...

As we start a new year, we should review two notable planetary missions of 2015. The Messenger spacecraft finished its survey of Mercury, while the New Horizons spacecraft successfully reached Pluto.