After a blue dwarf galaxy shot through it like an arrow, the large Bullseye now has nine rings—six more than any other galaxy ...
A small blue dwarf galaxy passed through the massive Bullseye galaxy. This impact created nine rings of new stars.
Get Instant Summarized Text (Gist) Deep optical observations of the dwarf galaxy NGC 300 revealed a stellar stream, shells, and a globular cluster in its halo. A large stellar stream, extending ...