Wonder and Mystery above the Very Large Telescopes . ... Credit Copyright: Yuri Beletsky ( ESO ) Explanation: What's that bright orange dot above the large telescope on the right? Even seasoned sky enthusiasts might ponder the origin of the orange orb seen by scrolling across this panoramic image , taken last December. ... To start, on the far left is a diagonal band of light known as zodiacal light , sunlight reflected off of dust orbiting in the inner Solar System. ... NASA Official: Jay Norris. ...