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Comet-like tails seen stretching away from massive young stars

9 December 2018 Astronomy Now

Combining data from the Hubble Space Telescope and the Atacama Large Millimeter/submillimeter Array provides a spectacular view of comet-like tails stretching away from massive young stars in a cluster of giant suns, an indicator of the dynamic environment in such stellar assemblies.

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A tangled web this supernova weaves

30 November 2018 Astronomy Now

Tangled clouds of gas from a destroyed star can be seen weaving their way through space in the Large Magellanic Cloud, the remnants of a Type 1a supernova that consumed a white dwarf in a once glorious blaze of light. Such supernovae are critical to measuring cosmic distances.

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Juno images Io rising over the immense limb of Jupiter

18 November 2018 Astronomy Now

Last week, we posted a dramatic view of Jupiter’s churning clouds as recently seen by NASA’s Juno orbiter. Here is another mesmerising JunoCam view of the solar system’s largest planet with the volcanically tortured moon Io rising above the horizon in the black of space.

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Foundation takes shape for Extremely Large Telescope

4 November 2018 Astronomy Now

The foundation of the European Southern Observatory’s Extremely Large Telescope is taking shape atop a mountain in Chile’s Atacama Desert, home to what will be the world’s largest optical instrument, a gargantuan telescope with a segmented primary mirror 39 metres (128 feet) across.