South polar region of the giant asteroid Vesta. NASA/jPL-Caltech/Getty Images When the detection of the asteroid was announced last month, NASA predicted just a 1.3% probability of it hitting Earth.

But on some worlds, including the giant asteroid Vesta that NASA’s Dawn mission explored, the surfaces also contain deep channels, or gullies, whose origins are not fully understood. A prime ...

These were meteorites that came from Vesta (the second largest asteroid in the Solar System), the Moon, and Mars, and are ...

Most of them have a diameter of between 20 to 100 kilometres, a few up to 500 kilometres, but none are larger than Ceres: with its 1000- kilometre diameter, it makes up more than a third of the total ...

NASA/JPL-Caltech/UCLA/MPS/DLR/IDA NASA's Dawn spacecraft took this image of Ceres' south polar region on May 17, 2017.

Meanwhile, visitors were allowed to touch a fragment of the asteroid Vesta, which is the second largest asteroid in the solar system, and a moon rock. The organizers also displayed a vial containing ...

This is an electron microscope image of a polished cross section of chrome spinel from a fossil micrometeorite that scientists believe comes from the asteroid 4 Vesta.