A self-portrait taken by the Mars Curiosity rover on Sol 2082 (June 15, 2018). A Martian dust storm reduced sunlight and visibility at the rover's location in Gale Crater. To the left of the rover, a drill hole can be seen in the rock at a target site called Duluth. Credit: NASA/JPL-Caltech/MSSS

A self-portrait taken by the Mars Curiosity rover on Sol 2082 (June 15, 2018). A Martian dust storm reduced sunlight and visibility at the rover's location in Gale Crater. To the left of the rover, a drill hole can be seen in the rock at a target site called Duluth. Credit: NASA/JPL-Caltech/MSSS

A self-portrait taken by the Mars Curiosity rover on Sol 2082 (June 15, 2018). A Martian dust storm reduced sunlight and visibility at the rover's location in Gale Crater. To the left of the rover, a drill hole can be seen in the rock at a target site called Duluth. Credit: NASA/JPL-Caltech/MSSS