https://www.sciencedaily.com/releases/2017/08/170828124520.htm科學家利用46億光年星系重力透鏡 對後方遠方97億光年外類星體 影響
研究電磁場
Astronomers observed the magnetic field of a galaxy five billion light-years away. The galaxy provides important insight into how magnetism in the universe formed and evolved.
Credit: Bill Saxton, NRAO/AUI/NSF; NASA, Hubble Heritage Team, (STScI/AURA), ESA, S. Beckwith (STScI). Additional Processing: Robert Gendler