Since New Horizons' close encounter with Pluto 10 years ago, experts have come to think of the dwarf planet as much more ...

New Horizons encountered Ultima 6.5 billion km from Earth. The event set a record for the most distant ever exploration of a Solar System object. The previous mark was also set by New Horizons ...

To overcome this, scientists turned to the New Horizons spacecraft, currently over 5.5 billion miles from Earth. Its Long-Range Reconnaissance Imager (LORRI) provided a unique vantage point ...

In 2006, the year New Horizons was launched, Pluto vanished from the list of planets and reappeared as a “dwarf planet.” That, of course, had more to do with astronomers on Earth than any ...

The moment Alan Stern (L) had confirmation that New Horizons had flown by the Kuiper Belt object "There was the prevailing theory from the late 1960s of violent collisions and a more recent ...

Here's a look at the most exciting missions planned for the coming year, which will expand humanity's horizons even further ... to study lunar geology, test new technologies for future human ...