The 1970 moon mission during which an oxygen tank exploded.

End of moon missions vastly different from horror movie version.

Eight researchers conducted projects aimed at learning about human factors issues related to a Moon mission.

That notion started with the Moon missions of course.

Norman Mailer covered the moon mission almost in spite of himself.

Kline maintained several close ties with the astronauts and staff involved in the early moon missions.

As Moon missions go, it was extraordinarily modest, befitting an agency with a budget of only $150 million a year.

"Replacing methyl bromide is like a moon mission," he said.

Along the way, a Moon mission employing some of the Mars equipment might be a worthwhile test.

The Moon mission would be accomplished in stages.