As the United States prepares to celebrate its 250th anniversary, the history of the solar system tells its own story of ...

Federal funding is about to run out for 19 active space missions studying Earth’s climate, exploring the Solar System, and probing mysteries of the Universe. This year’s budget expires at the end of ...

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our ...

A Chinese spacecraft built to collect specimens from an unexplored asteroid and return them to Earth successfully launched Wednesday from a military-run spaceport in the country’s mountainous interior ...

New forecasts are helping scientists pinpoint one of the most elusive locations in space: the outer boundary of the Sun’s ...

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 : ...

The Sun is the source of energy for life on Earth and is the strongest modulator of the human physical environment. In fact, the Sun’s influence extends throughout the solar system, both through ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

Space looks empty until you try to cross it. Far beyond Pluto, where sunlight is faint and the planets are long behind, ...