Spaceship 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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      Researchers have discovered a method for finding 'portals' that lead directly from the Earth to the atmosphere of the Sun 93 million miles away.
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      A chance alignment of planets has allowed scientists to compare the protective effects of Earth's magnetic field with that of Mars' naked atmosphere.
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      Scientists are now using one of the most powerful supercomputers in the world to better understand the processes that give rise to space weather.
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      Scientists have developed a new method to measure cold plasma above the Earth, and have revealed more cold, charged ions in Earth’s upper altitudes than previously imagined.
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