| This thing came screaming down through the Martian atmosphere and it underwent some ablation. |
| Crystal chemical aspects of the Mg-sulfate hydrate mineral kieserite, which has been identified on the Martian surface. |
| The images are crystal clear because it is now spring in the frozen wastes of the Martian poles. |
| Spirit and Opportunity have also roved through the worst of the Martian winter with flying colors, and spring is on the horizon. |
| We have a major research program to investigate the thermal histories of lunar rocks, achondritic meteorites, and Martian meteorites. |
| The researchers say that aerial photographs of the marble covered areas of Utah closely resemble images beamed back from Martian satellites. |
