On July 22, 1969, several of my friends and I were watching the astronauts land on the moon.

1969年七月二十二日，我和几位朋友一同观看宇航员登上月球的情景。

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"Perhaps one day a student selected for the Red Rover Goes To Mars project will become one of the first astronauts to actually land on Mars itself, " Glenn said.

CNN: Space Day 1999

In 2005 Schweickart successfully campaigned for NASA to take the issue of NEOs seriously, the result has been a number of NASA centers developing prospective plans to land a spacecraft and even astronauts on an asteroid.

CNN: Space's threat to civilization