Corona !
The corona of a supermassive black hole appears as pale, conical swirls above the accretion disk in this illustration. Credit: NASA/Aurore Simonnet (Sonoma State Univ.)
Artist’s illustration of two merging neutron stars.
The rippling space-time grid represents gravitational waves that travel out from the collision, while the narrow beams show the bursts of gamma rays that are shot out just seconds after the gravitational waves.
NSF/LIGO/Sonoma State University/A. Simonnet
An artist’s impression of a black hole
NASA/Swift/Aurore Simonnet, Sonoma State University
CONCEPT ART OF A NEUTRON STAR MERGER.
IMAGE: NATIONAL SCIENCE FOUNDATION/LIGO/SONOMA STATE UNIVERSITY/A. SIMMONNET