New Horizons
Latest about New Horizons
New Horizons Set To Launch With Minimum Amount of Plutonium
By Brian Berger last updated
Far beyond Pluto: What's next for NASA's New Horizons probe?
By Leonard David last updated
New Horizons is still on duty in extended mission mode, diving ever deeper into the Kuiper Belt to examine ancient, icy mini-worlds in that vast region beyond the orbit of Neptune.
The icy 'space snowman' Arrokoth in deep space just got names for its best features
By Elizabeth Howell published
The New Horizons team names point to three prominent features on the odd, binary world.
Water's ultimate freezing point just got lower
By Ashley Hamer published
By creating ice from tiny droplets only a few hundred molecules in size, researchers have pushed water's freezing point lower than ever before and changed what we know about how ice forms.
New Horizons: Exploring Pluto and Beyond
By Elizabeth Howell published
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 celebrates New Horizons' historic Pluto flyby in 2015 with awesome new videos
By Tereza Pultarova published
NASA has released new visualisations of the dwarf planet Pluto and its largest moon Charon to commemorate the first-ever up close exploration of the distant worlds.
NASA's New Horizons Pluto spacecraft is still exploring, 50 AU from the sun
By Mike Wall published
New Horizons is about to reach some very rarefied space, but don't expect the NASA probe to rest on its considerable laurels.
NASA's New Horizons probe reaches rare distance, looks out to farthest Voyager
By Robert Z. Pearlman last updated
Fifteen years after launching and six years after becoming the first probe to fly by Pluto, NASA's New Horizons is reaching 50 AU, a marker that has been passed only by four other spacecraft.
Get the Space.com Newsletter
Breaking space news, the latest updates on rocket launches, skywatching events and more!