It took over nine years for New Horizons to reach Pluto after blasting off atop an Atlas 5 rocket on Jan. 19, 2006. After ...

Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.

University of Maryland astronomers Silvia Protopapa and Douglas Hamilton are among the authors of the first published paper from the New Horizons flyby, which appears in the Oct. 16, 2015, issue ...

New Horizons is more than 235 million miles beyond Pluto by now, heading toward a 2019 rendezvous with 2014 MU69, another icy object in the broad band of material known as the Kuiper Belt.

New Horizons is still 70-million miles (113-million km) from Pluto, but the spacecraft starting to see some surface features on the dwarf planet, including a possible ice cap at its pole.

Spectacular new photos snapped by NASA's New Horizons space probe reveal flowing ices and a hazy atmosphere. Skip to main content Skip to main menu Skip to search Skip to footer.

Launched in January 2006 on a 3-billion-mile journey to Pluto, New Horizons "phoned home" after its Pluto flyby, indicating that it had successfully navigated just 7,700 miles from the dwarf planet.

Previously in New Horizons images, we've seen lots of variations of the Pluto-Charon orbital dance. What we haven't seen, until now, is surface details of Pluto.

New Horizons gave humanity its first up-close looks at Pluto on July 14, 2015, when the probe zoomed just 7,800 miles (12,500 kilometers) above the dwarf planet's frigid surface. The mission team ...

A view of Pluto's heart-shaped Sputnik Planitia as imaged by New Horizons spacecraft in 2015. (Image credit: NASA) Over Pluto's 4.6 billion-year lifetime, scientists estimate this methane ice ...

“We can only imagine what surprises will be revealed when New Horizons passes approximately 7,800 miles (12,500km) above Pluto’s surface this summer,” said Hal Weaver, the mission’s ...

It was one of the most ambitious missions for NASA since the turn of the century, with photos reshaping what scientists know ...