MAVEN Ultraviolet Image of Comet Siding Spring Hydrogen Coma

NASA MAVEN spacecraft obtained this ultraviolet image of hydrogen surrounding comet Siding Spring on Oct. 17, 2014, two days before the comet closest approach to Mars.

NASA MAVEN spacecraft obtained this ultraviolet image of hydrogen surrounding comet Siding Spring on Oct. 17, 2014, two days before the comet closest approach to Mars.

MarsMars Atmosphere and Volatile Evolution MissioN MAVEN