Young star clusters Jet Shells Jet Pinkish star-forming regions Jet SUPER DEEP Taking long-exposure astrophotos has been a staple among amateur imagers since at least the 1990s, but author Rolf Olsen pushes the boundaries on how deep an amateur can go. This picture of NGC 5128 in Centaurus is the result of combining more than 130 hours of image data, showing many features rarely seen in amateur or professional photos. The inset image notes several features visible in the photo. sk yand tele scope .o r g * FEBRUARY 2022 61