For now,NASA has plans for only three more space shuttle flights.

VOA: special.2010.04.28

To date,only about five hundred people have traveled into space.

VOA: special.2009.12.18

Both Melvin and Satcher say they hope there will be many more African-American space explorers inspired by what they've accomplished, not only in outer space but on Earth.

VOA: standard.2010.02.02