The average distance between Earth and Mars is 140 million miles (225 million km). Related: What is the temperature on Mars? Light travels at approximately 186,282 miles per second (299,792 km per ...

The Sun sets differently on Mars. Part of that is due to its distance from the star (an average of 142 million miles versus ...

New Paper Examines the Elusive Nature of Liquid Brines on Mars Dec. 16, 2024 — The combination of low temperature, atmospheric pressure and water vapor pressure on Mars means any liquid water ...