NASA will reach its most distant target yet on New Year's Day
New Horizons is nearing the Kuiper Belt object known as Ultima Thule.
Fly over Pluto and Charon in the latest NASA footage
You can check out close-ups of these dwarf planets.
'Asteroid Day' is a good time to learn about the threat of space rocks
We only know of around one percent of the asteroids lurking in our solar system
New Horizons scientists want to redefine what planets are
They're led by Alan Stern, the principal investigator for NASA's Pluto mission.
NASA is crowdsourcing the search for exoplanets
Your eyeballs can spot planets far better than algorithms.
ICYMI: Flapping wind turbines and Dubai's firefighting jetpacks
Too bad you can't attract these turbine prototypes with artificial nectar.
Researchers offer new evidence of a liquid ocean on Pluto
Two new theories try to explain the dwarf planet's heart-shaped depression.
NASA's New Horizons has sent back its last data from Pluto
Next up, the Kuiper Belt.
Pluto may have a 60 mile deep liquid water ocean
The excommunicated "planet" is full of surprises.