• Spirit’s Solar Panels Stuck Towards Southern Sky
    NASA's Mars Exploration Rover, Spirit, has now parked for the winter on Mars. However, the rover's position has its solar panels pointed away from the Sun. If the rover can not get enough sunlight, it will be forced to go into hibernation.
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    Exposed rock layers near the center of a crater on Mars reveal a record of major environmental change on the red planet. This record of Mars' history could help astrobiologists understand whether or not habitable environments once existed on Mars.
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    In the search for life beyond Earth, we should not expect to find life forms we´re familiar with. Determining whether something completely alien is 'alive´ could be a challenge, so a universal definition of life is needed. Biologists have yet to agree on a definition,
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    Lichens can live in some of Earth's most extreme environments, and now one has survived 18 months in Earth orbit while exposed to the space environment. The lichens were flown outside the European Columbus laboratory on the ISS as part of the Expose-E experiment.
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    Studying molecules in the atmospheres of exoplanets used to be a task reserved for powerful, space-based telescopes. Now, astronomers have used a small, ground-based telescope to identify atmospheric organic molecules on a distant planet. The finding means ground-based telescopes could be used in the hunt
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    America´s ambition to explore space has not come without a human cost. The decisions being made today about our future in space depend on lessons learned from past tragedies.
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    A new paper may overturn ideas that life emerged from a 'primordial soup' of organic molecules before evolving out of the oceans millions of years later. The study asserts that hydrothermal vents on the ocean floor provided chemical energy to kick-start early life.
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    Researchers are learning about one of the biggest species extinctions on Earth by studying an environmental disaster that occurred in Spain 11 years ago. The study could provide practical information about how the biosphere responds to abrupt ecological changes.
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    New images from the Hubble Space Telescope show that Pluto is undergoing seasonal changes. This change of seasons is evident in the surface color and brightness of the dwarf planet. The images are helping scientists understand planetary processes in our solar system, and will be
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    The international Cassini-Huygens mission to explore Saturn and its moons has been extended to 2017. With the new mission extension, Cassini can continue to gather valuable data about the Saturn system.
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    NASA´s Hubble Space Telescope has observed a mysterious X-shaped debris pattern and trailing streamers of dust that suggest a head-on collision between two asteroids. The never-before-seen event is providing scientists with insight into the types of cosmic collisions that helped form the asteroid belt.
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    The Obama Administration plans to cancel NASA´s Constellation program that was to take American astronauts back to the Moon. Instead, NASA will oversee a competition among commercial space developers to come up with the technology to reach the stars.
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    NASA´s IceBite team are studying one of the few spots on Earth where the terrain resembles that of the Phoenix landing site on Mars. The place: a mile above sea level in Antarctica´s Dry Valleys. The goal: to test ice-penetrating drills for future Mars missions.
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