Tagged: SAO151362 - Adam Lundie - Eatons Hill Observatory

Tagged: SAO151362

The Unusually Shaped Red Rectangle Nebula - HD44179 thumbnail
14-Dec-2015
The unusual shape of the Red Rectangle is likely due to a thick dust torus which pinches the otherwise spherical outflow into tip-touching cone shapes. Because we view the torus edge-on, the boundary edges of the cone shapes seem to form an X. The distinct rungs suggest the outflow occurs in fits and starts.