Spaceship Earth

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    NASA's Juno spacecraft flew by Earth in October, building up speed for its journey to Jupiter. The spacecraft also captured an interesting picture of the Earth-Moon system.
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    Changes in solar activity have contributed no more than 10 per cent to global warming in the twentieth century, a new study has found.
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    Mysterious cosmic rays constantly bombard Earth from outer space. Now scientists find these energetic particles could limit where life as we know it might exist on alien planets.
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    Scientists have uncovered new information about the nature of the radiation belts that surround the Earth.
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    A new study shows that the production of nutrients essential to ocean health on Earth is tied to the cyclic wobbling of our planet on its axis.
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    Color and black-and-white images of Earth taken by two NASA interplanetary spacecraft on July 19 show our planet and its moon as bright beacons from millions of miles away in space.
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    Scientists have discovered that sediment in the deep-sea may hold radioactive iron from a supernova that happened 2.2 million years ago. The remnants of the stellar explosion may be preserved in fossilized remains of iron-loving bacteria.
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    NASA’s Van Allen Probes mission has discovered a previously unknown third radiation belt around Earth. The belts are critical regions for modern society, which is dependent on many space-based technologies.
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    A new report describes some surprisingly complex ways in which the Sun affects Earth's climate. Radiation from the Sun impacts everything from the Earth's upper atmosphere down to our planet's surface, and plays in important role in shpaing the future of life on Earth.
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    The presence of high levels of the isotope carbon-14 and beryllium-10 in tree rings may indicate that a nearby, short-duration gamma-ray burst irradiated the Earth in the 8th century.
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    The Cluster mission has discovered that Earth's protective magnetic bubble lets the solar wind in under a wider range of conditions than previously believed.
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    NASA's Radiation Belt Storm Probes mission has launched from Cape Canaveral. The twin-spacecraft mission will study the radiation belts, providing important information about the connections between the Sun and the Earth.
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    NASA’s Radiation Belt Storm Probes (RBSP) mission will send two spacecraft into the harsh environment of our planet’s radiation belts.
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    Scientists have designed a new suite of instruments that will help us better understand how Earth's protective atmosphere helps protect life as we know it from electrified particles that dominate the Universe.
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  • Warning System for Solar Storms
    Massive explosions on the Sun can unleash radiation that is dangerous for humans and robotic missions in orbit. Now, researchers have developed a warning system that can forecast the radiation from these storms up to three hours in advance.
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