It's a face... It's a horse head... It's a nebula!

Finding familiar patterns in cosmic objects

A 40-year-long mystery: heavy elements unveil the origin of the giant Leo Ring

How zooming in on the Toby Jug Nebula 21 000 times provided insights into its formation

A stunning image of the nebula inspired a team of astronomers to delve deeper into its origins — with surprising results

Stranger things: oddly named objects seen by ESO telescopes in the night sky