旋涡星系M77的磁场
2019 December 16 The Magnetic Fields of Spiral Galaxy M77 Image Credit: NASA, SOFIA, HAWC+; JPL-Caltech, Roma Tre. U.; ESA, Hubble, NuSTAR, SDSS Explanation: Can magnetic fields help tell us how spiral galaxies form and evolve? To find out, the HAWC+ instrument on NASA’s airborne (747) SOFIA observatory observed nearby spiral galaxy M77. HAWC+ maps mag...