It's showtime for Pluto. NASA's New Horizons spacecraft has traveled 3 billion miles and is nearing the end of its nine-year journey to Pluto. Sunday, it begins photographing the mysterious, ...
The discovery of another moon around Pluto is exciting news for planetary science, but it's also likely causing some anxiety for the team in charge of New Horizons, a spacecraft set to be the first ...
When NASA’s New Horizons spacecraft flew past Pluto in 2015, it transformed our understanding of the distant dwarf planet. What scientists discovered was far more complex than expected: towering ...