Kamis, 18 Mei 2006

Earth See

Earth See





One of the fascinating aspects of viewing Earth at night is how well the lights show


Earth seen behind the rings of Saturn. See us in the lower right? Mars and Venus are in the upper left. Image via the Cassini spacecraft, July 19, 2013.


How high do you have to go to see the curvature of the Earth?


What did John Glenn see?


Earth See