As NASA's Dawn mission slowly spirals in on its dwarf planet target, Ceres' alien landscape is becoming sharper by the day.
If observations made by ESA's Mars Express are indicative of similar processes seen on Earth, these ancient Martian hills may also hide hidden deposits of ice.
As Ceres and Pluto slowly come into view, take a look back at what we thought these worlds would look like up close.
A NASA spacecraft speeding toward an epic flyby of Pluto on July 14 has beamed home its first good looks at two moons of the dwarf planet.
Astronomers have discovered a star that carried out a stellar hit-and-run 70,000 years ago... and our solar system was the victim.
NASA's Dawn probe is slowly closing in on its final destination and new observations of the dwarf planet Ceres are revealing a fascinatingly complex little world.
Most of us kind of get that the Earth is spinning and lots of other stuff out there is doing the same. Fair enough, but ... WHY?
From a distance of 100 kilometers, the European Rosetta mission captured a stunning overall view of Comet 67P/Churyumov-Gerasimenko and its strengthening jets of vapor.
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