Back NGC7635Bubble Nebula Click to display the full resolution Object InfoTypePlanetary NebulaConstellationCassiopeiaDistance11,000 ly Capture DetailsDateSeptember 4, 2005LocationCarlsbad, CAExposureHa 7x15 (bin 1x1) EquipmentOpticsTakahashi FSQ-106N RefractorFocal Length530mm @f/5MountCelestron CGECameraSBIG ST-2000XMFocuserRobo-FocusFiltersCFW8A, Astrodon 6nm HaSoftwareCCDSoft, Photoshop