This photo of Earth was taken from the ISS, an altitude of 211 nautical miles.
This photo of Mars was taken 71,000 kilometers above Mars (about 10 Mars diameters away).
Are there any images of the Mars terminator similar to the first image, of Earth?
This image of Mars is simulated,
PERSPECTIVE VIEW OF MARS: GALE ON THE TERMINATOR In this simulated view of Mars, Gale crater