Universe NASA Request for Information (RFI): Private Sector Activities in Astrobiology, Planetary Protection, and Space Biology ReleasedMay 18, 2026
Universe Scientists detect for the first time an invisible halo around the iconic Sombrero galaxy 30 million light-years away, three times wider than the visible galaxy itself, and researchers say that the more material around it is mapped, the sooner the universe may reveal the true origin of dark matter that sustains its orderly rotation.May 18, 2026
