OCTOBER 23 HEAD TO TOE ASTRONOMY PICTURE OF THE DAY DISCOVER IMAGE PHOTOGRAPH UNIVERSE BRIEF EXPLANATION WRITTEN BY PROFESSIONAL CREDIT ROGELIO BERNAL ANDREO COSMIC DUST GLOWING STELLAR ORION THE HUNTER LIE AT THE EDGE GIANT MOLECULAR CLOUD NEARLY VISTA CONSTELLATION THE GREAT ORION NEBULA STAR FORMING REGION RIGHT OF CENTER LEFT HORSEHEAD NEBULA BELT SLIDING YOUR CURSOR THE PICTURE FIND GIANT BETELGEUSE BRIGHT BLUE RIGEL LAMBDA ORIONIS NEBULA THE FAR LEFT THE ORION BRIGHT STARS EASY UNAIDED EYE DUST CLOUDS EMISSION INTERSTELLAR GAS FAINT HARDER MOSAIC BROADBAND DATA ACQUIRED HYDROGEN ALPHA FILTER USED TO TENDRILS ENERGIZED ATOMIC HYDROGEN THE GIANT BUCKETS ARCHIVE INDEX SEARCH CALENDAR EDUCATION APOD DISCUSS AUTHORS ROBERT NEMIROFF JERRY BONNELL PHILLIP NEWMAN RIGHTS PRIVACY POLICY SERVICE NASA GSFC MICHIGAN