This striking spiral galaxy is home to a supernova, SN 2002fk. Astronomers are using that supernova to measure the expansion rate of the universe. Ele

---

This striking spiral galaxy is home to a supernova, SN 2002fk. Astronomers are using that supernova to measure the expansion rate of the universe. Elements of this image furnished by NASA.

---

Size: 3208px × 3208px
Location: NASA Johnson Space Center, East Nasa Parkway, Houston, TX, United States
Photo credit: © Irina Dmitrienko / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: abstract, astrology, astronomy, background, black, blue, celestial, clouds, comet, cosmos, creation, dust, explosion, fantasy, galaxy, glow, halo, hydrogen, illustration, infinity, interstellar, light, matter, milky, mystical, nasa, nebula, night, orbit, outer, planet, planetary, plasma, purple, science, shimmer, sky, solar, space, spiral, star, sun, system, telescope, ufo, universe, vast