Alan Stern Led Quotations

This is, in a very real sense, the capstone of the initial reconnaissance of the planets that the United States has led for the world since the 1960s.

This is the capstone of the missions to the planets that NASA has led since the 1960s.

This is in a very real sense the capstone of the initial reconnaissance of the planets that the United States has led for the world since the 1960s.