Comet 21P Crosses Paths with a Star Cluster in Sparkling Deep-Space Image
Monday, March 18, 2019 - 06:20
in Astronomy & Space
In this deep-space photo, the bright-green Comet 21P/Giacobini-Zinner blazes across a sparkling star field, passing by the open star cluster M37 as it makes its way through the Auriga constellation.