Who performed a systematic mapping of the sky?

Dutch explorers and celestial cartographers (most notably Pieter Dirkszoon Keyser, Frederick de Houtman, and Petrus Plancius).

Explanation:

1595–1599: First documented systematic mapping of the far southern sky, by Dutch explorers and celestial cartographers (most notably Pieter Dirkszoon Keyser, Frederick de Houtman, and Petrus Plancius).

photography had emerged as an elite art pursued by a few creative individuals for a few wealthy patrons. but now, said bauldelaire, it was succumbing to "the great industrial madness of our times." it was becoming a mass production industry that catered to middle-class tastes, including a taste for gadgetry. the stereoscope, the first 3d imaging system, had turned looking at photographs into parlor entertainment. a "thousand hungry eyes were bending over the peepholes of the stereoscope as though they were the attic-windows of the infinite.