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Loral O'Hara is a NASA astronaut and aerospace engineer with a passion for exploration and science. Selected as an astronaut in 2017, she brings extensive experience in engineering and oceanographic research, having previously worked at Woods Hole Oceanographic Institution. O'Hara has contributed to a range of deep-sea projects and continues to apply her technical expertise to space exploration.
Zena Cardman is a NASA astronaut and microbiologist, with a research background in microbial life in extreme environments. Selected in 2017, her work spans Antarctic expeditions and cave systems, focusing on life in places similar to conditions on Mars. Cardman’s expertise in astrobiology and passion for discovery fuels her work toward advancing human space exploration.
By Ralph Krauss5
33 ratings
Loral O'Hara is a NASA astronaut and aerospace engineer with a passion for exploration and science. Selected as an astronaut in 2017, she brings extensive experience in engineering and oceanographic research, having previously worked at Woods Hole Oceanographic Institution. O'Hara has contributed to a range of deep-sea projects and continues to apply her technical expertise to space exploration.
Zena Cardman is a NASA astronaut and microbiologist, with a research background in microbial life in extreme environments. Selected in 2017, her work spans Antarctic expeditions and cave systems, focusing on life in places similar to conditions on Mars. Cardman’s expertise in astrobiology and passion for discovery fuels her work toward advancing human space exploration.

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