Starship Asterisk*

Is Darth Vader's replacement Death Star called Tethys?

Great Photo.

I doubt it is a comet - it is way to big and (relatively) easy to see and would generate a ton of press. And to have the "tail" line up exactly with the moon is too much coincidence. The moonshadow postulation might work Given an apparently full moon (my guess) the sun is relatively somewh...

My amateur two cents: I would agree that upwelling is the source of the pool, and that the center of the circles is where it is coming from. The ice color shading and light angle suggest significant "doming" And I would agree that the dust observations suggest this is recent. It also appea...

I prefer text clues as well. Many of the star images have a sentence like " This image spans xx lightyears across and is yy light years away near zz". This works for me. A lot of times the extra links get you a ton more detail - I end up with information overload.