<p style="text-align: center;"></p> <p>Grooves found on Lutetia, an asteroid encountered by ESA’s Rosetta spacecraft, point to the existence of a large impact crater on the unseen side of the rocky world.</p> <p>Rosetta
<p style="text-align: center;"></p> <p>Researchers have discovered on the Red Planet the largest fresh meteor-impact crater ever firmly documented with before-and-after images. The images were captured by NASA’s Mars Reconnaissance Orbiter.</p> <p>The crater
<p style="text-align:center"></p> <p>The innermost moon of Mars, Phobos, is seen here in full 360 degree glory. The images were taken by the High Resolution Stereo Camera (HRSC) on ESA’s Mars Express
<p style="text-align:center"></p> <p>Five moons pose for the international Cassini spacecraft to create this beautiful portrait with Saturn’s rings.</p> <p>This view, from 29 July 2011, looks toward the northern, sunlit side of the
<p>Hundreds of individual lava flows are seen frozen in time on the flanks of Olympus Mons, the largest volcano in the Solar System.</p> <p>The images, taken on 21 January 2013 by
<p>Dramatic underground explosions, perhaps involving ice, are responsible for the pits inside these two large martian impact craters, imaged by ESA’s Mars Express on 4 January.</p> <p style="text=align:center" class="small"><br /> High-Resolution Stereo
<table align="right" width="210" cellpadding=0 cellspacing=0 border=0> <tr> <td align=center> <p class=small><a rel="nofollow" target="_blank" href="http://spaceweather.com/meteors/gallery_13dec09_page6.htm"></a><br /> A Geminid fireball explodes over the Mojave Desert in 2009. Credit: Wally Pacholka / AstroPics.com / TWAN. </p></td> </tr> </table> <p>The Geminid meteor