The Hubble Deep Field began as a gamble on a tiny patch of sky that had been chosen because it looked almost empty, and it ended by revealing nearly 3,000 galaxies hiding in what seemed like nothing. - Space Daily

In December 1995, the Hubble Space Telescope spent ten days staring at a small, deliberately unremarkable patch of sky. The resulting image contained around 3,000 galaxies. The decision to do it was contested, and the astronomer who pushed it through did so o…