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23 August 2010
Tight Binaries are ‘Death Stars’ for Planets
Astronomers studying double star systems where the two stars are extremely close have found a pattern of destruction. While there probably isn’t a Star Wars-like Death Star roaming the Universe, tight binary systems might provide the equivalent of Darth Vader’s favorite weapon. "This is real-life science fiction," said Jeremy Drake of the Harvard-Smithsonian Center for [...]
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23 September 2009
Spitzer Watches Planet-Forming Disk Change Quickly
Something strange is going on around a young star called LRLL 31. Astronomers have witnessed a swirling disk of gas and dust which is changing rather quickly; sometimes weekly. This is likely a planet forming disk, however, planets take millions of years to form, so it's rare to see anything change on time [...]
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