There are many groups that can claim minority status, but one of the smallest must be astronauts of colour. An even smaller group would be women of colour in space.

Mae Jemison is the first of only three African American women who have been in space.

How can we make science, space exploration more reflective of Earth’s diversity?

“Every child comes into the world extremely curious about the world and that’s what science is all about,” she says. “So th...