Related topics: solar system

Exiled planet linked to stellar flyby three million years ago

Some of the peculiar aspects of our solar system—an enveloping cloud of comets, dwarf planets in weird orbits and, if it truly exists, a possible Planet Nine far from the sun—have been linked to the close approach of ...

Ceres takes life an ice volcano at a time

Every year throughout its 4.5-billion-year life, ice volcanoes on the dwarf planet Ceres generate enough material on average to fill a movie theater, according to a new study led by the University of Arizona.

Organics on Ceres may be more abundant that originally thought

Last year, scientists with NASA's Dawn mission announced the detection of organic material—carbon-based compounds that are necessary components for life—exposed in patches on the surface of the dwarf planet Ceres. Now, ...

Dawn reveals recent changes in Ceres' surface

Observations of Ceres have detected recent variations in its surface, revealing that the only dwarf planet in the inner solar system is a dynamic body that continues to evolve and change.

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