The climate of Mars has been a topic of scientific curiosity for centuries, in part because it is the only terrestrial planet whose surface can be easily directly observed in detail from Earth with he
Martian morning clouds (Viking Orbiter 1, 1976)
Mars – most abundant gases – (Curiosity rover, Sample Analysis at Mars device, October 2012)
Mars Science Laboratory is a robotic space probe mission to Mars launched by NASA on November 26, 2011, which successfully landed Curiosity, a Mars rover, in Gale Crater on August 6, 2012. The overall
Hubble view of Mars: Gale crater can be seen. Slightly left and south of center, it is a small dark spot with dust trailing southward from it.
MSL self-portrait from Gale Crater sol 85 (October 31, 2012)
The multi-mission radioisotope thermoelectricgenerator that powers the rover
Curiosity transmits to Earth directly or via three relay satellites in Mars orbit.