Astronomers analyzing data from the now defunct Herschel infrared space observatory have made a huge discovery deep inside the asteroid belt -- Ceres, the largest body in the region, is generating plumes of water vapor. Continue reading →
In new images of Vesta, an unusual, yet beautiful, look at the massive asteroid's mineral history has been made possible.
This is Pluto, rendered from real data gathered by the Hubble Space Telescope. Continue reading →
There were fears that if NASA's New Horizons mission reached Pluto too late, the dwarf planet's atmosphere would have frozen out. But fear not! It appears the little world's air is actually getting thicker. Continue reading →
There's a size war being waged at the outskirts of our solar system, and it looks like Pluto may come out as the reigning champ.
NASA's New Horizons probe has achieved another milestone on its already historic mission to our solar system's erstwhile ninth planet: it is now the closest any spacecraft has ever come to Pluto.