A Detailed Study of the Structure of the Nested Planetary Nebula, Hb 12, the Matryoshka Nebula
Authors: D. M. Clark, J. A. López, M. L. Edwards, and C. Winge
Clark et al.
2014 The Astronomical Journal14898.
Provider: AAS Journals
Caption: Figure 7.
F160W HST image overlaid with a NIFS image of the core in the He I (2.0585 μm) line at a velocity shift of −30 km s−1. The HST field of view is 9''× 9''.