William Ostling: M31 - the kilohour project and the quest for Oiii
William Ostling: The Pencil Nebula in the Vela SNR - A Widefield Astrograph
William Ostling: The Heart Nebula in SHO
William Ostling: Radio Version - Echoes of Stellar Demise: Tracing Cassiopeia A's Supernova Remnant using 525 Hours of integration
William Ostling: Echoes of Stellar Demise: Tracing Cassiopeia A's Supernova Remnant using 525 Hours of integration
William Ostling: SHOO version - Echoes of Stellar Demise: Tracing Cassiopeia A's Supernova Remnant using 525 Hours of integration
William Ostling: Fleming's Triangular Wisp
William Ostling: SNR G126.2+01.6 and surroundings (first color image)
William Ostling: Cosmic Kaleidoscope: A Tapestry of Nebulae and first color image of the pulsar wind nebula around pulsar PSR B1951+32 - Natural Color
William Ostling: Cosmic Kaleidoscope: A Tapestry of Nebulae and first color image of the pulsar wind nebula around pulsar PSR B1951+32 - SHO
William Ostling: NGC 40 and CTA 1 - a rarely imaged region
William Ostling: 255 hour collaboration - Whirlpool Galaxy with Ionized Hydrogen "Shelf"
William Ostling: The Lagoon nebula in pure Broadband
William Ostling: Lagoon nebula in pure SHO
William Ostling: The Lagoon nebula in Broadband and Narrowband
William Ostling: NGC 1097 and background galaxies
William Ostling: Reflection and emission in the eye of the seagull
William Ostling: A 3-panel mosaic of dust in the Chamaeleon region
William Ostling: The Tarantula Nebula
William Ostling: An ultra deep 393h look at the galaxy pair M81/M82 - Amateurs reveal full Ha stream for the first time
William Ostling: An ultra deep 393h look at the galaxy pair M81/M82 - Amateurs reveal full Ha stream for the first time (version with HII)
William Ostling: NGC 6888: The Crescent Nebula
William Ostling: Galaxy Triplet NGC 6769-71
William Ostling: Peering deep into the the core of M42
William Ostling: Stars and Globules in the Running Chicken Nebula
William Ostling: Starless CG4
William Ostling: The Glowing Hand of God (CG-4)
William Ostling: The Spanish Dancer Galaxy
William Ostling: Dust lanes in the Sculptor Galaxy
William Ostling: Dust and starbirth in Perseus: NGC 1333 and IC 348