This time, NASA’s New Horizons spacecraft has made headlines again for completing its first deep space stellar navigation ...

NASA’s New Horizons spacecraft has successfully demonstrated a revolutionary method for deep space navigation, as the probe ...

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 ...

New Horizons makes it to Pluto, sees craters and mountains. The scientific case for closely studying MU69 is that it’s different from Pluto, much smaller, a “cold, ...

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

Pluto and its moons 7 photos. NASA's New Horizons probe, now just 10 million miles from Pluto and 14 days from a historic July 14 flyby, is operating in near flawless fashion, making increasingly ...

Pluto and its moons 7 photos. After an exhaustive search for heretofore unseen rings, small moons or other space debris, senior managers concluded Wednesday that NASA's New Horizons spacecraft ...

In Pluto’s shadow. New Horizons watched the sun set and rise behind Pluto in a momentary eclipse around 8:51 a.m., using sunlight and radio signals from Earth to examine Pluto’s atmosphere.

Sedna will reach its closest approach to the Sun in 2076, providing a remarkable space-faring opportunity that won’t come ...

What processes during the formation of Pluto's largest moon, Charon, potentially led to it having cryovolcanism, and even an ...

Pluto is the tiniest planet in our solar system with a diameter of roughly 2,377 kilometers, making it even smaller than our ...

When Mercury trines Pluto retrograde on May 27, you could have an unmistakable sense of “I can’t unsee this,” where you suddenly start questioning everything you thought you knew to be true. Discover ...