Retrospections

  • As 2013 draws to a close, Astrobiology Magazine highlights the year's top stories. At number 3 is the object that entered Earth's atmosphere and disintegrated over Siberia on February 15th.
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  • As 2013 draws to a close, Astrobiology Magazine highlights the year's top stories. At number 4 is the launch of a NASA mission that will investigate how Mars lost its atmosphere and abundant liquid water. (Originally published on 11/19/13)
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  • As 2013 draws to a close, Astrobiology Magazine highlights the year's top stories. At number 5 is the discovery of microbial life signs in rocks 3.48 billion years old--possibly the oldest signs of life on Earth. (Originally published on 11/14/13)
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  • As 2013 draws to a close, Astrobiology Magazine highlights the year's top stories. At number 6 is the expansion of the Extrasolar Planets Catalog to now over 1,000 planets. The milestone was reached October 22, and their current count of planets discovered beyond our solar
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  • As 2013 draws to a close, Astrobiology Magazine highlights the year's top stories. At number 7, astrobiologists had revealed new information about the structure of RNA molecules found in the ribosome of cells. (Originally published on 10/07/13)
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  • As 2013 draws to a close, Astrobiology Magazine highlights the year's top stories. At number 8 is NASA's Dawn mission upcoming investigation of the icy dwarf planet Ceres. The closest frozen body to Earth, Ceres may be as promising when it comes to hosting life
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  • As 2013 draws to a close, Astrobiology Magazine highlights the year's top stories. At number 9, NASA's Astrophysics Explorer Program has selected two missions for launch in 2017. One of the missions is the Transiting Exoplanet Survey Satellite, which will use an array of telescopes
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  • As 2013 draws to a close, Astrobiology Magazine highlights the year's top stories. At number 10, researchers have proposed a new method for finding Earth-like planets--a method that could identify as many as 100 billion extrasolar worlds. (Originally published on 04/05/13)
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  • The final entry on our list of spacewalking women is astronaut Tracy Caldwell Dyson. Along with performing EVAs in orbit, Dyson was also the first astronaut to be born after the Apollo missions.
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  • Tenth on our list of spacewalking women is astronaut Nicole Stott. She performed her EVA from the International Space Station. Stott was also on the crew that holds the record for the longest aquanaut mission in the Aquarius research habitat.
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