Atom & Cosmos

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infrared image of Jupiter

Jupiter glows with infrared light in this recent false-color image from the Very Large Telescope in Chile.

satellite galaxies

VIRTUAL GALAXY  New simulations show that supernovas whittle away at the sea of dark matter surrounding our galaxy (left), leaving only a few blobs that are massive enough (circled) to create satellite galaxies. The image on the right, from the same simulation, shows where stars end up forming. 

illustration of orbit of asteroid 2016 HO3

THAT’S NO MOON The orbit of asteroid 2016 HO3 (yellow), discovered April 27, keeps it close to Earth; from our vantage point, it appears as though 2016 HO3 orbits Earth when it actually orbits the sun.

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