Mars microscope
The Mars Phoenix Lander has managed to take some really close-up pictures of Mars dust. The picture was taken off of a silicon substrate which was exposed so that dust kicked off when the lander landed would stick to it. I don’t know what to make of the picture, but it still gives me a warm and fuzzy feeling to see something so microscopic from Mars.
The image above is from NASA.

[...] of ice that was probably uncovered during its landing. And it didn’t take long for it to take microscopic images of Martian dust. And despite its first attempt at scooping up Martian soil for analysis having run into problems [...]