After completing her PhD, Dr Fox took up a post-doctoral fellowship at NASA’s Goddard Space Flight Centre in Maryland. In 2010, she became the project scientist for the Parker Solar Probe, humanity’s first mission to a star.

Shortly after she began working on the Parker Solar Probe project, she was away on work business when her husband died suddenly, leaving their very young children home alone. She told Lauren about that fateful day.

You can listen to the full episode on BBC Sounds.