<p>X-ray light (red) ripples out from an erupting <a href="http://ngm.nationalgeographic.com/2014/03/black-holes/finkel-text">black hole</a> within the binary system V404 Cygni. Technically, the ripples are echoes. They form when x-ray jets from the black hole bounce off surrounding dust particles. </p>

Bull's-Eye

X-ray light (red) ripples out from an erupting black hole within the binary system V404 Cygni. Technically, the ripples are echoes. They form when x-ray jets from the black hole bounce off surrounding dust particles.

Photographs by Andrew Beardmore (Univ. of Leicester) and NASA/Swift

Week's Best Space Pictures: Black Hole Bursts, Storms Swirl

X-rays shoot from an erupting black hole and typhoons line up to take shots at Asia.

Feed your need for heavenly views of the universe with our pick of the most awe-inspiring space pictures. This week, Saturn's rings "pierce" one of its moons and a mission to bring back a piece of an asteroid gets one step closer to launch.

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