"The national security establishment has already been doing this for five decades but thought that no one could replicate it, ...

China envisions exploring the solar system, and it seems that would happen soon. The country launched Tianwen-2, an innovative space probe tasked with retrieving samples from an uncharted asteroid and ...

A planetary scientist who has participated in analog missions describes their value for planning space exploration – and ...

Introduction: NASA's solar system exploration paradigm : the first fifty years and a look at the next fifty / James L. Green and Kristen J. Erickson -- Part I. Overview. Exploring the Solar System : ...

A pellet of plutonium 238, illuminated by the glow of its own radioactivity. NASA and other space agencies use this material in radioisotope power sources for interplanetary missions to the solar ...

The New Horizons spacecraft sends back its sensational snapshots of Jupiter, and its volcanic moon Io, before the mission's close encounter with Pluto (Photo by: Photo12/Universal Images Group via ...

The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...