The United Arab Emirates announced on Tuesday that it would extend its Mars probe mission, now in its fifth year, for an additional three, underlining the oil-rich state's space ambitions.

Lying between Mars and Jupiter is a massive ring of rock debris—the asteroid belt. Now thin, it’s fading away gradually. In a new study, planetary scientist Julio A. Fernández of Uruguay’s Universidad ...

While the technology still needs significant work, a new analysis of meteorites points to valuable targets in the solar ...

Space around the Sun contains far more than planets. Scattered through it are smaller bodies made of rock, metal, ice and ...