Scout X-4 | Explorer 19

Success NASA, Scout X-4

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Mission

Earth Science · LEO

Explorer 19 was the second in a series of 3.66-m inflatable spheres placed into orbit to determine atmospheric densities.

Remind me

Before liftoff
Also notify me of

If the launch moves, your reminders move with it, and at the time of your first reminder we tell you the new date.