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10 facts about the Milky Way

The Milky Way Galaxy is an immense and very interesting place. Not only does it measure some 100,000–120,000 light-years in diameter, it is home to planet Earth, the birthplace of humanity. Our Solar System ...

dateDec 04, 2014 in Space Exploration
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What is lunar regolith?

When you're walking around on soft ground, do you notice how your feet leave impressions? Perhaps you've tracked some of the looser earth in your yard into the house on occasion? If you were to pick up some ...

dateMay 29, 2015 in Space Exploration
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Rosetta's final sprint to the comet

(Phys.org) —After a ten-year journey and a long, deep sleep the Rosetta space probe was woken up on 20 January. The vehicle now starts the last leg of its journey which will lead it to the 67P/Churyumov-Gerasimenko ...

dateJan 21, 2014 in Space Exploration
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Rosetta: The dark side of the comet

(Phys.org) —Rosetta's scientific imaging system OSIRIS has caught a glimpse of the southern side of comet 67P/Churyumov-Gerasimenko. During the past months, this side has continuously faced away from the ...

dateNov 06, 2014 in Space Exploration
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Image: Star factory NGC 7538

(Phys.org) —The billowing clouds portrayed in this image from ESA's Herschel observatory are part of NGC 7538, a stellar nursery for massive stars. Located around 9000 light-years away, this is one of the ...

dateMar 04, 2014 in Astronomy
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A close-up with a comet

Even as Tom Economou approached retirement age in 1994, he began planning an instrument for the European Space Agency's Rosetta mission to a comet. He still remembers the reaction of Riccardo Levi-Setti, ...

dateNov 11, 2014 in Space Exploration
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Rosetta's comet surrounded by dusty cloud

Anyone who's ever read a Charlie Brown comic strip knows "Pig-Pen", the lovable boy who walks around in a constant cloud of his own dirt and dust. Every time he sighs, dust rises in a little cloud around ...

dateJan 13, 2015 in Space Exploration
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The role of "planet traps" in solar system formation

A team from the Astrophysics, Instrumentation and Modelling laboratory at Paris-Saclay (AIM – CNRS/CEA/Université Paris Diderot) has developed a new model that represents the evolution of protoplanetary disks over millions ...

dateMay 07, 2015 in Astronomy
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