Planetary scientists using the Hubble Space Telescope have spotted a dark mini-moon orbiting the distant dwarf planet Makemake. The moon,…
New images from NASA's Dawn spacecraft reveal spectacular new details in Ceres' intriguing "bright spots".
New images from NASA's New Horizons probe show possible clouds drifting lazily over Pluto's chill landscape.
We turn our gaze away from Pluto's "heart" to explore the ancient ice canyons of its north polar region.
Pluto has been explored, and now the USPS has released new stamps to celebrate this accomplishment. And that's not all,…
The astronomer known worldwide for vigorously promoting the demotion of Pluto from its decades long perch as the 9th Planet,…
NASA’s Dawn spacecraft has unveiled a new patch of intriguing bright features in the most recent series of striking close-up…
The New Horizons spacecraft has been slowly sending back all the images and data it gathered during its July flyby…
It has been estimated that there may be hundreds of dwarf planets in the Kuiper belt and Oort Cloud of…
In the current (heated) debate of what constitutes a planet, it seems everyone can agree at least one thing: The…