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Are Super-Earths Actually Mini-Neptunes?
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| Topic: Cosmic Evolution |
02/05/13 |
| Summary: A new study suggests that super-Earth planets might be unlikely to ever become truly Earth-like. These worlds may be more like mini-Neptunes. |
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Habitable Binary Star Systems
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| Topic: Cosmic Evolution |
02/04/13 |
| Summary: Habitable planets hoping to see a double sunset stand the best chance when orbiting twin stars that are close together. |
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A New Model for Habitable Zones
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| Topic: Cosmic Evolution |
02/02/13 |
| Summary: Scientists have developed an updated model for determining whether or not extrasolar planets lie within the 'habitable zone' of their host stars. |
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Nearby Planetary Nursery More Massive Than Previously Thought
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| Topic: Cosmic Evolution |
02/01/13 |
| Summary: Astronomers have used a new method to determine the mass of the planetary nursery around the nearby star TW Hydrae. The star's disk is much larger than previously believed, and could be forming planets similar to those of our own solar system. |
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Wide Binary Stars Can Disrupt Planetary Systems
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| Topic: Cosmic Evolution |
01/09/13 |
| Summary: A new study suggests that planetary systems with binary stars that are far apart could experience dramatic, disruptive events over time. Researchers used our solar system as a model and added a distant binary companion for the Sun. In over half the simulations, one of the four giant planets was ejected from our system. |
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Studying Planet-Forming Gas Streams
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| Topic: Cosmic Evolution |
01/04/13 |
| Summary: For the first time, astronomers have witnessed a key stage in the birth of giant planets around a young star. |
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Astrobiology Top 10: CERN Finds the Higgs Boson?
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| Topic: Cosmic Evolution |
12/27/12 |
| Summary: As 2012 draws to a close, Astrobiology Magazine highlights the year's top stories. At number 7, preliminary results in the search for the Higgs boson were announced. The sub-atmoic particle could be key to understanding how the Universe began and explaining the existence of life. (Originally published on 07/06/12) |
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Searching Distant Stars for Complex Molecules
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| Topic: Cosmic Evolution |
12/12/12 |
| Summary: On a series of nighttime flights, astrobiologists will soon use an airborne observatory to search newly born stars for molecules essential to the origins of life. |
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