astronomyblog:Where Alice in Wonderland meets Albert EinsteinThe latest results from the “Cheshire C
astronomyblog:Where Alice in Wonderland meets Albert EinsteinThe latest results from the “Cheshire Cat” group of galaxies show how manifestations of Einstein’s 100-year-old theory can lead to new discoveries today. Astronomers have given the group this name because of the smiling cat-like appearance. Some of the feline features are actually distant galaxies whose light has been stretched and bent by the large amounts of mass, most of which is in the form of dark matter detectable only through its gravitational effect, found in the system.Image credit: NASA / STScI / Chandra & Hubble: ) -- source link