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X-ray detection sheds new light on Pluto

Scientists using NASA's Chandra X-ray Observatory have made the first detections of X-rays from Pluto. These observations offer new insight into the space environment surrounding the largest and best-known object in the solar ...

New Horizons spies a Kuiper Belt companion

NASA's New Horizons is doing some sightseeing along the way, as the spacecraft speeds toward a New Year's Day 2019 date with an ancient object in the distant region beyond Pluto known as 2014 MU69.

New data compare, contrast Pluto's icy moons

A newly downlinked spectral observation of Pluto's moon Nix from NASA's New Horizons spacecraft provides compelling evidence that its surface is covered in water ice, similar to what the New Horizons team discovered recently ...

The jagged shores of Pluto's highlands

This enhanced color view from NASA's New Horizons spacecraft zooms in on the southeastern portion of Pluto's great ice plains, where at lower right the plains border rugged, dark highlands informally named Krun Macula. (Krun ...

Secrets revealed from Pluto's 'Twilight Zone'

NASA's New Horizons spacecraft took this stunning image of Pluto only a few minutes after closest approach on July 14, 2015. The image was obtained at a high phase angle -that is, with the sun on the other side of Pluto, ...

New Horizons collects first science on a post-Pluto object

Warming up for a possible extended mission as it speeds through deep space, NASA's New Horizons spacecraft has now twice observed 1994 JR1, a 90-mile (145-kilometer) wide Kuiper Belt object (KBO) orbiting more than 3 billion ...

2007 OR10 is the largest unnamed dwarf planet in the solar system

Dwarf planets tend to be a mysterious bunch. With the exception of Ceres, which resides in the main asteroid belt between Mars and Jupiter, all members of this class of minor planets in our solar system lurk in the depths ...

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