She was one of two women selected to be the first German woman in space, the end goal of the Die Astronautin initiative.

Later in her life she went on to study meteorology at the University of Bonn in North Rhine-Westphalia, Germany.

She later earned her PhD with a thesis on the effects of climate change on Bangladesh.

They put out a call for German woman to apply and received over 400 applications, including Thiele-Eich.

[4] Within a month Die Astronautin officially announced that Thiele-Eich was one of the two women selected, alongside fighter pilot Nicola Baumann (who later pulled out of the program and was replaced by Suzanna Randall, another one of the original six finalists), the two began training in Star City, Russia in August 2017.