136K views · 913 reactions | Welcome to the official Facebook page for NASA's Hubble Space Telescope! Follow along to keep up with the latest news, images and videos. | NASA's Hubble Space Telescope | Facebook

31K views · 873 reactions | The Hubble Space Telescope has captured an amazing view of "festive" irregular galaxy UGC 8091. Credit: Space.com | ESA/Hubble, NASA, Y. Choi (NOIRLab), K. Gilbert (Space Telescope Science Institute), J. Dalcanton (Flatiron Institute and University of Washington), N. Bartmann (ESA/Hubble) | edited by Steve Spaleta Music: Going Home for Christmas by Home for the Holidays / courtesy of epidemicsound | Space.com | Facebook

Glowing galaxies crowd this Hubble view of the galaxy cluster Abell 3192. Like all clusters of galaxies, this one is full of hot gas that emits powerful X-rays, and it's also enveloped in a halo of something called dark matter – which is like the invisible scaffolding of our universe. All this matter, though not visible, has a huge effect on Abell 3192. That enormous amount of mass, combined with the mass of all these galaxies as well, is strong enough to curve spacetime around it. This is calle