"An arc of galaxies 3 billion light-years long may challenge cosmology"
June 26, 2021
"The discovery is a 'big deal' if true, but still needs to be confirmed."
Another mystery: "Something mysterious is blinking near the center of our galaxy".
"The discovery is a 'big deal' if true, but still needs to be confirmed."
Another mystery: "Something mysterious is blinking near the center of our galaxy".