Near it sits a lens-shaped or lenticular galaxy called IC 4970, which appears to have crashed through the spiral in recent astronomical times.

BBC: Galaxy crash sparks biggest spiral

Not just any old periodic table, but the most photographically breathtaking version ever created, encased in sturdy plastic and enlivened by "lenticular technology, " the technique that uses linear lens elements laminated over a specially processed image to create a convincing 3D effect.

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