Starship Asterisk*

This one they talk about dust it is talked about a lot in most of the pictures. I wonderd how big are the pieces of dust are they "dust sized" or do they range from very large to very small?

Ok I got another one for you guys about geodes. Do yu think there could be giant "planet sized" geodes in space? If so what could you imagian living in one?

What makes a green color? Why do some of these particels absorb light and some reflect light?

This question would be easier for me if we could view more planets or had more information on the planets that we do know about. Stars are very intriguing but I do not believe anything could live on or in one though I could be wrong. Terrestrial landscapes with unusual or awesome features is what I ...

Does that mean that everything including the earth is moving away from one point in space or everything is moving at an equal rate away from eachother?

I think it has to do with a little more than the way I view it on the computer. If you look close at the actual picture in "real" size you can see the definite patern in the pixels them selves.

I check out the APOD almost every day this picture I wanted to set as my background but when I did I noticed something. The rings have a swirl pattern that looks like a stone skiping across a pond. I understand how radio waves were used to gather the information but I do not understand why this &quo...