Pluto was discovered 95 years ago on Feb. 18, and even though it was demoted nearly two decades ago, it remains a fascinating part of our solar system. "Pluto is a complex and mysterious world with ...
On July 14, 2015, NASA's New Horizons spacecraft arrived at Pluto for the first time. The craft flew within 7,700 miles of the planet and is sending back reams of data and the highest resolution ...
FLAGSTAFF — As NASA’s New Horizons spacecraft zooms ever closer to Pluto, it is sending back images that make even seasoned scientists’ eyes go wide with excitement. “Like a kid in the candy shop,” ...
Pluto, discovered in 1930, was once considered the ninth planet in our solar system. In 2006, the International Astronomical Union reclassified Pluto as a dwarf planet because it doesn't meet all the ...