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Week's Best Space Pictures: See a Supernova's Glowing Ghost

Also, the Hubble Space Telescope takes a stunning snapshot of Mars, and one of Saturn's rings gets kinky with two moons.

Feed your need for heavenly views of the universe with our pick of the most awe-inspiring space pictures.

This week, Hubble spots Mars from 50 million miles away, satellites capture a massive wildfire in Canada, and Jupiter's icy moon Europa shows off its enigmatic surface.

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