Rubin Observatory peers into the ‘hidden universe’ and discovers stream of stars longer than our entire Milky Way
"The discovery of this stream highlights how much is still unknown about the life histories of galaxies, how the hidden universe shapes the realms that we can see."
Astrobitica
November 20, 2025 (Last updated: November 20, 2025) 1 minute read
“The discovery of this stream highlights how much is still unknown about the life histories of galaxies, how the hidden universe shapes the realms that we can see.”