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X marks the spot at the centre of the Milky Way

20 July 2016 Astronomy Now

Astronomers have uncovered the strongest evidence yet that an enormous X-shaped structure made of stars lies within the central bulge of the Milky Way. Previous computer models, observations of other galaxies, and observations of our own Galaxy have suggested that the X-shaped structure existed, but no one had observed it directly.

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Warm Jupiters are not as lonely as expected

15 July 2016 Astronomy Now

After analysing four years of observations from NASA’s Kepler space telescope, astronomers from the University of Toronto have given us our clearest understanding yet of a class of exoplanets called “warm Jupiters,” showing that many have unexpected planetary companions.