re: Mars axis is tilted 25 degrees
Every surface of Mars is once in a while exposed to sunlight, just like on Earth, because its axis is quite inclined.
Now, if there are caves.....But we don't know about caves on Mars.
Raoul
Space/Science » in reply to Not even a very small hypothetical cave area (e.g., 2 or 3 square ft) perhaps along the rim? How can you say definitely there isn't?
Every surface of Mars is once in a while exposed to sunlight, just like on Earth, because its axis is quite inclined.
Now, if there are caves.....But we don't know about caves on Mars.
Raoul