The twinkling of a starry night sky is romantic, sure. But for astronomer Dominika Wylezalek, \u201cit\u2019s a nightmare.\u201d That\u2019s because Wylezalek studies galaxies billions of light-years away, and all that finicky glimmering\u2014she\u2019d call it \u201cturbulence\u201d\u2014gets in the way.