The Most Expensive Photos in the World Introduction It is practically impossible to observe much detail of other (than Earth and Moon) planets with naked eye and even with a telescope. The bright white star is actually the planet Venus. Picture: Bjorn Jorgensen / National News & Pictures In this article we present examples of images that would be impossible to … [Read more...]
Puzzles of the Moon
The Moon The Moon is the only natural satellite of the Earth, and the 5th largest satellite in the Solar System. It is the largest natural satellite of a planet in the Solar System relative to the size of its primary, having 27% the diameter and 60% the density of Earth, resulting in 1/81 its mass. The Moon is the second densest satellite after Io, a satellite of Jupiter. The … [Read more...]