Although Seeing in the Dark doesn't directly discuss Pluto, it does celebrate the joy of observing planets. Viewers who watch the show may wonder what happened to Pluto in 2006 and whether any of ...

Pluto was identified in 1930, but by 1994, it was still little more than a blurry pixelated smudge on astronomers’ screens.

The strange blend of surface chemistry on Nix and Hydra raises big question about the evolution of the Pluto system.

Nobody was using the term Dwarf Planet until 2006 when the International Astronomical Union (IAU) had a vote to redefine what ...

Pluto's moon: NASA's New Horizons captured this high-resolution enhanced color view of Charon just before the spacecraft made ...

In astronomy, what does retrograde mean? And what connection does it have to astrology? We explain how planets move across ...

Named for the maiden-snatching, shadow-dwelling god of the underworld, the small but mighty planet Pluto is associated with destruction, subversion, depth, intensity, primal urges, the taboo ...

Pluto has had a tough couple of decades. Formerly the ninth planet in our solar system, Pluto was demoted in 2006 to a “dwarf ...

New exhibit to replace Greenbelt Planet Walk with a new trail through Julia Davis Park — but this time, with one less member ...

The changing faces of Pluto| This is the most detailed view to date of the entire surface of the dwarf planet Pluto, as constructed from multiple NASA Hubble Space Telescope photograph.

In January and February 2025, a six-planet alignment will grace the night sky, offering a celestial spectacle for skywatchers ...

But after the discovery of Neptune in 1846, we've found no other large planets. Sure, we discovered Pluto and other dwarf planets beyond it, but nothing Earth-sized or larger. If there is some ...