Temporary flows of saltwater could explain mysterious gullies and fan-shaped deposits spotted across asteroid Vesta.

Caption This image of the Cornelia Crater on Vesta shows lobate deposits (right) and curvilinear gullies (highlighted by the short white arrows, left). According to a newly published paper in The ...

Since entering orbit last month, Dawn has taken more than 500 images Vesta's southern section is dominated by a giant crater The northern side is filled with older craters including three that ...

Researchers have explored mysterious flow features on airless celestial bodies like Vesta, Ceres, and Europa. In their latest ...

A perspective view of Marcia crater, Vesta. Marcia (70 km in diameter) is one of the youngest large craters on Vesta and host to the largest concentration of pits on the asteroid. On the left ...

Spectroscopic observations with Dawn show that Vesta's crust consists of various types of rock. At the south pole, the collision with another asteroid has left a huge impact crater with a diameter of ...

The paper, "Experimental Examination of Brine and Water Lifetimes after Impact on Airless Worlds," details the team's findings after simulating the pressures that ice on Vesta, one of the largest ...