Support WBURThe importance of sustainable space exploration in the 21st centuryPlay12:54Download AudioAaron ScottBerly McCoyRebecca RamirezApril 10, 2023 ShareTOPSHOT - A computer-generated artists impression released by the European Space Agency (ESA) depicts an approximation of 12 000 objects in orbit around the Earth. (ESA/AFP via Getty Images)