Jean-Pierre Macquart Latest articles by Jean-Pierre Macquart Half the matter in the universe was missing. Scientists just found it hiding in the cosmos. By J. Xavier Prochaska, Jean-Pierre Macquart published 9 June 20 Scientists just found the universe's missing baryon matter hiding in the cosmos. The Universe Get the Space.com NewsletterBreaking space news, the latest updates on rocket launches, skywatching events and more!Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors MORE FROM SPACE...1The Hubble Space Telescope turns 35 as NASA budget cuts loom. How many more birthdays will it have?2Gorgeous deep space photo captures the Andromeda Galaxy surrounded by glowing gas3Astronomers discover dark matter 'bridge' linking colliding galaxies: 'This is the missing piece we've been looking for.'4Fixing the Hubble Space Telescope: A timeline of NASA's shuttle servicing missions5Happy Earth Day 2025! Write your name in NASA satellite images and celebrate our planet (video)
Half the matter in the universe was missing. Scientists just found it hiding in the cosmos. By J. Xavier Prochaska, Jean-Pierre Macquart published 9 June 20 Scientists just found the universe's missing baryon matter hiding in the cosmos.