Astronomy Picture of the Day . ... Credit Copyright: E. Israel Explanation: If you look closely at the shadow of this tree, you will see something quite unusual: it is composed of hundreds of images of a partially eclipsed Sun . Early today , trees across North America will be casting similar shadows as a partial eclipse of the Sun takes place. In a partial eclipse , the Moon does not cover the entire Sun. ... Publications with keywords: eclipse - solar eclipse - shadow . ... Red Moon Rising . ...