New Horizons will skim just 2,175 miles (3,500 km) above the surface of MU69 on New Year’s Day 2019. Earth-based studies suggest this Kuiper Belt object could be a binary.

By looking at the shifting of stars in photos from the New Horizons probe, astronomers have calculated its position in the ...

Composite image of the primordial contact binary Kuiper Belt Object Arrokoth, compiled from data obtained by NASA's New Horizons spacecraft as it flew by the object on January 1, 2019.

New Horizons has been incredibly successful at exploring the outer solar system, providing the first detailed images of both the dwarf planet Pluto and a smaller Kuiper Belt object (KBO) called ...

NASA has selected the potential next destination for the New Horizons mission to visit after its historic July 14 flyby of the Pluto system. The destination is a small Kuiper Belt object (KBO ...

NASA's New Horizons mission, which encountered Pluto in 2015 is now riding through the deepest depths of the Kuiper Belt, is encountering a cosmic dust storm that hints there may be more going on ...

When Subaru began searching for Kuiper Belt objects in 2004 as potential targets for New Horizons to either visit up close or to watch with its cameras from a distance after encountering Pluto ...

2014 MU69 – a new target for New Horizons: Kuiper Belt Object (KBO) 2014 MU 69 – located approximately 1.6 billion km (1 billion mi) beyond Pluto – was discovered by the Hubble Space ...

In a meeting today of the NASA New Horizons Science Team, a presentation strongly suggests that our solar system actually has a second Kuiper Belt. And the New Horizons spacecraft will be visiting ...

NASA's New Horizons mission team believed their spacecraft would have reached the outer edge of the solar system's so-called Kuiper Belt by now.

As New Horizons continues to explore the Kuiper Belt and the planetary worlds around it, we’ll undoubtedly learn more about this vast expanse of rock and dust.