... In this mosaic of broadband telescopic images, additional image data acquired with a narrow hydrogen alpha filter was used to bring out the pervasive tendrils of energized atomichydrogen gas and the arc of the giant Barnard's Loop . ...
... In this mosaic of broadband telescopic images, additional image data acquired with a narrow hydrogen alpha filter was used to bring out the pervasive tendrils of energized atomichydrogen gas like in the arc of the giant Barnard's Loop . ...
... Image data acquired with a hydrogen alpha filter adds other remarkable features to this wide angle cosmic vista -- pervasive tendrils of energized atomichydrogen gas and portions of the surrounding Barnard's Loop . ...
... In the false-color Hubble Space Telescope image , visible and near-infrared light are seen as blue and green, while light from atomichydrogen emission is red. ...
... In the above false-color Hubble Space Telescope image , visible and near- infrared light are seen as blue and green, while light from atomichydrogen emission is red. ...