Ephemeral morning frost discovered on top of Mars' tallest volcanoes
Frost (blue) covers the summit of Olympus Mons, the highest volcano in our solar system. This image was taken by ESA's Mars Express orbiter at 7:20 am local Martian time. The right side of the mountain is illuminated by the rising sun in the east. Credit: ESA/DLR/FU Berlin. In early 2022, the then-Ph.D. Student Adomas