Starship Asterisk*

This is a great image. But the text is slightly misleading in terms of discussing the "thinness" of the edge on view. Like the Pencil Galaxy, with its edge on view, one used to looking at angular spiral galaxies has no ide how "thick" they are, yet their broadness is often discus...

Could it be an eroded nugget resulting from a lightning strike?

Is the tail wagging the dog, or is a wag detailing Leonard? My last comments on this subject produced interesting responses from other APOD followers, especially Fred the Cat and Neufer, whose comment "Re: APOD: The Further Tail of Comet Leonard (2021 Dec 30" by neufer » Fri Dec 31, 2021 7...

These two wonderful image mosaics made me think about the motion of a comet nucleus and what might be happening and why. It looks to me like the nucleus is traveling in a spiral, like a thrown football,and the tail is its "wake." The caption suggests: "Likely flares on the comet's nuc...