Galactic Pyrotechnics From 23 Million Light Years Away Posted on December 31, 2019 by Frank Cisco NGC 4258, a galaxy about 23 million light years away, is the site of impressive, ongoing fireworks. via NASA https://ift.tt/36jMD4U Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading... Related