Cibola Burn (Expanse, #4)

by James S.A. Corey

And within that boundary, darkness swirled. It was more than an absence. She could sense a structure within it, layers interpenetrating, like shadows casting shadows. It throbbed with an inhuman power, tidal and deep and painful. Look at this too long, Elvi thought, and I will lose my mind in it. She took a step toward it, feeling the structures in the blackness respond to her. She felt as if she could see the spaces between molecules in the air, like atoms themselves had become a thin fog, and for the first time she could see the true shape of reality looming up just beyond her reach. Once, there had been a civilization here beyond anything Elvi had ever imagined. Beings that could design tools like the protomolecule, like the rings. They had peopled a thousand worlds, and more, spread through time and through space, and they were gone now. And this—she had no doubt at all—this was the footprint of the thing that had killed them.