• Article

      Supersonic Expansion of the Bipolar H ii Region Sh2-106: A 3500 Year Old Explosion? (2024) 

      Bally, John; Chia, Zen; Ginsburg, Adam; Reipurth, Bo; Tanaka, Kei E. I.; Zinnecker, Hans; Faulhaber, John (IOP Publishing Ltd, 2022)
      Multi-epoch narrowband Hubble Space Telescope images of the bipolar H ii region Sh2-106 reveal highly supersonic nebular proper motions that increase with projected distance from the massive young stellar object S106 IR, ...