How a giant impact formed asteroid Vesta's 'belt' When NASA's Dawn spacecraft visited the asteroid Vesta in it showed that deep grooves that circle the asteroid's equator like a cosmic belt were probably caused by a massive impact on Vesta's south pole.
"The truth is I dont know what were going to find. But I know that everything will be different. It will be like Cecil Rhides discovering diamonds in South Africa."- Manifold Time, Stephen Baxter, pg. 26