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the black dot on the horizontal axis is the current position of New Horizons – between the two belts. The orbits of objects to the right of New Horizons are the KBOs in the suspected second belt. New ...

The New Horizons mission currently flying through the Kuiper Belt could be facing an unexpected change of plans. NASA’s Science Mission Directorate is soliciting input on turning the spacecraft into a ...

The results are in: Ultima Thule, the distant Kuiper Belt object that got a close visit from the New Horizons spacecraft on New Year’s Day, looks like two balls stuck together. “What you are seeing is ...

New Horizons is now nearly twice as far from the Sun as Pluto, the outer planets are receding fast, and interstellar space is illuminated by the vast swath of the Milky Way ahead. But the spacecraft’s ...