Resembling a butterfly with its symmetrical structure, beautiful colours, and intricate patterns, this striking bubble of gas — known as NGC 2899 — appears to float and flutter across the sky in this new picture from ESO's Very Large Telescope (VLT). This object has never before been imaged in such striking detail, with even the faint outer edges of the planetary nebula glowing over the background stars. The release, images and videos are available on: https://www.eso.org/public/news/eso2012/ Kind regards, The ESO Department of Communication 30 July 2020 | Interview with Giada Casali and Laura Magrini 24 July 2020: It's one of the biggest challenges in astrophysics: accurately measuring the ages of the stars is the missing piece in the puzzle of Galactic archaeology that would help us understand ... | Read more | | | | |