Get the latest Science News and Discoveries

'One of the most geometrically perfect': What is this mysterious sphere deep in the Milky Way galaxy?


This nearly perfect "cosmic bubble" has made headlines around the world — here's what all the fuss is about.

None

Get the Android app

Or read this on Space.com

Read more on:

Photo of Milky Way

Milky Way

Photo of mysterious sphere

mysterious sphere

Related news:

News photo

Astronomers discover strange new celestial object in Milky Way galaxy

News photo

A Monster Galaxy Is Forming Stars 300x Faster Than the Milky Way – And It Has a Perfect Spiral

News photo

The Milky Way Has a Mysterious ‘Broken Bone’