Astrophysical Journal

Finding new worlds with a play of light and shadow

Astronomers have used many different methods to discover planets beyond the solar system, but the most successful by far is transit photometry, which measures changes in a star's brightness caused by a mini-eclipse. When ...

dateOct 31, 2015 in Astronomy
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Astronomers discover a tenth transiting "Tatooine"

Astronomers at the 29th International Astronomical Union General Assembly will announce on August 14 the discovery of a new transiting "circumbinary" planet, bringing the number of such known planets into double digits. A ...

dateAug 07, 2015 in Astronomy
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Exiled stars explode far from home

Sharp images obtained by the Hubble Space Telescope confirm that three supernovae discovered several years ago exploded in the dark emptiness of intergalactic space, having been flung from their home galaxies millions or ...

dateJun 04, 2015 in Astronomy
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