earth and moon viewed from 30 million miles

[Marshmallowman]

PRESS RELEASE: 08-68

COLLEGE PARK, Md. -- NASA's Deep Impact spacecraft has created a video of the moon transiting (passing in front of) Earth as seen from the spacecraft's point of view 31 million miles away. Scientists are using the video to develop techniques to study alien worlds.

Gives you a nice comparision of the size of the two

http://www.nasa.gov/topics/solarsystem/features/epoxi_transit.html

[Dr Mordrid]

Practice for imaging exoplanets.