Astronomers finally measure the full size of the largest known galaxy
Researchers have obtained the deepest images ever taken of IC 1101, allowing them to identify the galaxy's outer edge for the first time. The observations confirm it as the largest known galaxy, spanning roughly 520 kiloparsecs, or about 1.7 million light-years, and containing an estimated 3.4 trillion solar masses in…
Source：Phys.org
Related news
Pluto losing its planet status may be the best thing that ever happened to solar system diversity
Launch Preview: Falcon Heavy to launch Roman telescope, Falcon 9 to launch Starlink satellites
NASA Sets Coverage for Roman Space Telescope Launch from Florida
'Project Hail Mary' and 'The Martian' author Andy Weir is headed back to outer space, but not how you'd expect
Mission Launches to Rescue Swift Observatory (Updated)
Goodbye, Falcon 9: SpaceX planning to retire workhorse launcher when Starship is up and running
Looking for companies in this field?
UchUchU maintains a database of Japanese companies in the space industry.