Interesting spiral galaxy with hollow centre.

• by JoeLemon

  This is worth further observation. Prominent bar going through a very bright centre. Also appears to be an empty sphere surrounding the middle.

  Posted August 28, 2017 8:46 AM

• by JeanTate in response to JoeLemon's comment.

  This kind of "empty sphere" gets a detailed look (and analysis) in Ron Buta's recent papers, summarized in this recent GZ blog post.

  Posted August 28, 2017 2:55 PM