Astronomy Picture of the Day . Skylab Over Earth . 18.08.2013 . ... Using a small telescope to scan the skies on August 14, Japanese amateur astronomer Koichi Itagaki discovered a "new" star within the boundaries of the constellation Delphinus. ... Perseid Meteors Over Ontario . ... Because some past mass extinction events have been linked to asteroid impacts, however, humanity has made it a priority to find and catalog those asteroids that may one day affect life on Earth. ... August . ...