Atom & Cosmos

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Illustration of ASTRO-H (Hitomi)

The orbiting X-ray observatory ASTRO-H (illustrated) is officially dead, the Japanese space agency JAXA reports. 

dwarf planet Makemake and newly discovered moon

A 2015 image from the Hubble Space Telescope reveals a faint moon orbiting the dwarf planet Makemake.

Hercules A galaxy

GALACTIC GEYSERS  Galactic fountains of gas, such as those erupting from nearby galaxy Hercules A, appear to be aligned among a dozen remote galaxies, a new study suggests. This image is a composite from the Very Large Array radio observatory (pink) and the Hubble Space Telescope.

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