... ESO, the European Southern Observatory . ... Travel to APEX/Sequitor . ... Survey Telescopes . ... Star Clusters . ... This dramatic new image of cosmic clouds in the constellation of Orion reveals what seems to be a fiery ribbon in the sky. ... Astronomers have used these and other data from APEX along with images from ESAтАЩs Herschel Space Observatory, to search the region of Orion for protostars тАФ an early stage of star formation. ... An APEX view of star formation in the Orion Nebula . ...