Gary Imm

GaryI

About

A backyard amateur astrophotographer enjoying retirement with my wife on beautiful Lake Livingston in Onalaska, Texas, about 90 minutes north of Houston.

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Stromgren Spheres A collection by Gary Imm

The Rosette Nebula is the most famous example of a Strömgren sphere, where a sphere of ionized hydrogen (H II) stabilizes around a young star of the spectral classes O or B. The theory for these spheres was derived by Dr. Bengt Strömgren in 1937 and later named Strömgren sphere after him.

Images in this collection Parent collection:  Nebulae