<p></p> <p>Scientists may be closer to solving the mystery of how Mars changed from a world with surface water billions of years ago to the arid Red Planet of today.</p> <p>A new
<p style="text-align: center;"></p> <p><a href="http://www.mars-one.com" target="_blank">Mars One</a> is an elaborate marketing event, potential reality show, and a probably-unlikely-to-actually-happen mission to Mars starting in 2018 with an unmanned mission to the planet.
<p>A proposed Discovery mission concept led by NASA’s Jet Propulsion Laboratory, Pasadena, Calif., to investigate the formation and evolution of terrestrial planets by studying the deep
<p>In a few years a NASA spacecraft will seek the building blocks of life in a shovelful of asteroid dirt. The OSIRIS-REx1 spacecraft, targeted for launch in September 2016, will
<p>Mission controllers at NASA’s Jet Propulsion Laboratory, Pasadena, Calif., watched as data downlinked from the Stardust spacecraft indicated it completed its closest approach with comet Tempel 1. An
<p>On August 1, 2010, an entire hemisphere of the sun erupted. Filaments of magnetism snapped and exploded, shock waves raced across the stellar surface, billion-ton clouds of hot
<table align="right" cellpadding="0" cellspacing="0" width="200"> <tr> <td width="5"></td> <td align="center"> <p class="small"><br />NASA’s Orion Spacecraft</p></td> </tr> </table> <p>NASA has established a requirements baseline for the Orion crew exploration vehicle, bringing America’s next human spacecraft a step closer