Remove

1. Apollo 15
2. Earth
3. Hawaii
4. 1972

What

1. Advanced Camera … (2)
2. Moon (2)
3. Hubble Space Te … (2)
4. Taurus (2)

Where

1. Goddard Space F … (2)
2. The Valley (1)

Who

1. Gene Cernan (1)

When

1. 2005 (2)
2. October 19, 200 … (2)
3. December 1972 (2)
4. 2160 (2)