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2. Peace Vallis - Wikipedia

   en.wikipedia.org/wiki/Peace_Vallis

   Peace Vallis fan covers 80 km 2 (31 sq mi) and obtained water from an area of 730 km 2 (280 sq mi). Peace Vallis enters Gale Crater through a 15 km-wide (9.3 mi) gap in its rim. Calculations suggest that the fan has an average thickness of 9 m (30 ft). Numerous inverted channels are visible on the western surface of the fan.

3. Airglow - Wikipedia

   en.wikipedia.org/wiki/Airglow

   Airglow (also called nightglow) is a faint emission of light by a planetary atmosphere. In the case of Earth's atmosphere , this optical phenomenon causes the night sky never to be completely dark, even after the effects of starlight and diffused sunlight from the far side are removed.

4. Mars aircraft - Wikipedia

   en.wikipedia.org/wiki/Mars_aircraft

   A Mars aircraft is a vehicle capable of sustaining powered flight in the atmosphere of Mars. So far, the Mars helicopter Ingenuity is the only aircraft [ 2 ] [ 3 ] ever to fly on Mars , completing 72 successful flights covering 17.242 km (10.714 mi) in 2 hours, 8 minutes and 48 seconds of flight time. [ 4 ]

5. Airglow (aircraft) - Wikipedia

   en.wikipedia.org/wiki/Airglow_(aircraft)

   Airglow was designed with an all-flying rudder and elevator for yaw and pitch, plus rotating wing tips for lateral stability. The aircraft employs a simple fly-by-wire control system based on lightweight control servos more normally found on radio controlled model aircraft.

6. Martian dust devils - Wikipedia

   en.wikipedia.org/wiki/Martian_dust_devils

   The existence of dust devils on Mars was confirmed by analysis of data from the Viking probes in the early 1980s. Photographs from the Viking orbiters revealed tracks across the Martian surface suspected to be caused by dust devils, and data from the landers' meteorological instruments confirmed convective vortices as the cause. [ 2 ]

7. Beaches on Mars Once Rivaled Those on Earth - AOL

   www.aol.com/news/beaches-mars-once-rivaled-those...

   Its surface is stamped with ocean and sea basins and etched with ancient riverbeds, deltas, and alluvial fans. The water didn’t last long—just the first 1.5 billion years of the planet’s 4.5 ...

8. Ingenuity (helicopter) - Wikipedia

   en.wikipedia.org/wiki/Ingenuity_(helicopter)

   Ingenuity, nicknamed Ginny, is an autonomous NASA helicopter that operated on Mars from 2021 to 2024 as part of the Mars 2020 mission. Ingenuity made its first flight on 19 April 2021, demonstrating that flight is possible in the extremely thin atmosphere of Mars, and becoming the first aircraft to conduct a powered and controlled extra-terrestrial flight.

9. Orders of magnitude (illuminance) - Wikipedia

   en.wikipedia.org/wiki/Orders_of_magnitude...

   Starlight clear moonless night sky including airglow [1] 10 −2: 1 centilux: 1 centilux: Quarter Moon 10 −1: 1 decilux: 2.5 decilux: Full Moon on a clear night [1 ...