This Hubble Space Telescope image shows a fuzzy cloud of dust, called a coma, surrounding the comet C/2017 K2 PANSTARRS (K2), the farthest active comet ever observed entering the solar system. The image was taken in June 2017 by Hubble's Wide Field Camera 3.
NASA, ESA, and D. Jewitt (UCLA)
2017-06-27T20:08Z/2017-06-27T20:48Z
<a rel="nofollow" class="external text" href="https://www.nasa.gov/feature/goddard/2017/hubble-observes-the-farthest-active-inbound-comet-yet-seen">NASA's Hubble Observes the Farthest Active Inbound Comet Yet Seen</a>