Celebrities, politicians, and influencers criticized Amazon founder and billionaire Jeff Bezos after he thanked company employees and customers for the launch of his company Blue Origin’s New Shepard rocket on Tuesday.

Bezos launched 62 miles into suborbital space, becoming the second billionaire to make the trek. He thanked every “Amazon employee and every Amazon customer” for making his trip possible during a press conference, prompting backlash from some online commentators.