A while back, during one of my video live chats, I was asked what star I'd like to see up close. That's a good question, so I recorded my answer. It morphed into a discussion of what a nebula, an interstellar gas cloud, would look like if you traveled up close to one. Here's the video:
I'm doing another live chat on Sunday! If you have any questions, ask them then, and maybe I'll do a video of them, too.