Picture: ESA. But just below them, in the background of the stunning deep-space image, was an object that resembled a huge, red question mark suspended in the night sky. It’s unclear what the ...

There, in space-time warped and stretched by gravity, the light of a distant galaxy is contorted into the shape of a perfect, giant cosmic question mark. Its resemblance to human language is a ...

The image of the two galaxies is multiplied five times; four copies of the galactic duo are visible in the sinuous body of the question mark, while the fifth drifts off to the lower right side ...

In short, the question mark will remain, well, a giant question mark in the sky — at least for now.