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Hot Topic
Solar System
Mars
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Wintering on Mars
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| Topic: Mars |
04/15/06 |
| NASA's Mars rover Spirit has reached a safe site for the Martian winter, while its twin, Opportunity, is making fast progress toward a destination of its own. The two rovers recently set out on important -- but very different -- drives after earlier weeks inspecting sites with layers of Mars history. |
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Mars Cold Case
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| Topic: Mars |
03/25/06 |
| Evidence never dies in the popular TV show Cold Case. Nor do some traces of life disappear on Earth, Mars, or elsewhere. An international team of scientists has developed techniques to detect miniscule amounts of biological remains, dubbed biosignatures, in the frozen Mars-like terrain of Svalbard. |
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MRO Test Snaps
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| Topic: Mars |
03/25/06 |
| The first test images of Mars from NASA's newest spacecraft provide a tantalizing preview of what the orbiter will reveal when its main science mission begins next fall. |
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Tricorder Going to Mars
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| Topic: Mars |
03/16/06 |
| It'll be a snap to identify gemstones once Robert Downs finishes his library of spectral fingerprints for all the Earth's minerals. |
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MRO Hits Its Mark
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| Topic: Mars |
03/11/06 |
| The Mars Reconnaissance Orbiter peeked from behind the Red Planet and told mission scientists it survived the journey. Breathing a huge sigh of relief, the scientists now plan to reduce its current elongated orbit around Mars into a more circular one. |
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MRO Approaches Mars
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| Topic: Mars |
03/09/06 |
| On Friday, the Mars Reconnaissance Orbiter (MRO) will reach Mars. Will it start orbiting the planet, fly right past it, or dive too close to the atmosphere and burn up? Because the spacecraft must loop behind the planet, mission scientists won´t know the orbiter´s fate for many nail-biting minutes. |
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Roving the Red Planet
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| Topic: Mars |
02/15/06 |
| NASA's Mars rovers, Spirit and Opportunity, have been working overtime to help scientists better understand ancient environmental conditions on the red planet. NASA's third mission extension for the rovers lasts through September 2006, if they remain usable that long. |
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Seeing Life in the Land
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| Topic: Mars |
02/04/06 |
| One of the paradoxes of recent explorations of the Martian surface is that the more we see of the planet, the more it looks like Earth, despite a very big difference: Complex life forms have existed for billions of years on Earth, while Mars never saw life bigger than a microbe, if that. |
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Divining Ice on Mars Through Time
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| Topic: Mars |
01/24/06 |
| The spectacular features visible today on the surface of the Red Planet indicate the past existence of Martian glaciers, but where did the ice come from? |
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