The Cassini spacecraft which recently celebrated 15 years of success will take a picture of Earth on July 19, 2013. The Earth will appear as a small, pale blue dot between…

At a glance this extreamly crisp image may look like Earth’s Moon but it is actually Mercury. The image was taken by the MESSENGER satellites Mercury Dual Imaging System (MDIS)….

(Source NASA) – Nearly 900 extrasolar planets have been confirmed to date, but now for the first time astronomers think they are seeing compelling evidence for a planet under construction…