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2. 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.

3. Airglow (aircraft) - Wikipedia

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

   Airglow first flew at 6 am on 20 July 1990 at Duxford Airfield, England. The pilot was seventeen-year-old Nick Weston. Airglow's first performance was impressive, the aircraft flew on only the 2nd attempt, and by the end of the day had managed three more flights, the longest being about a quarter of a mile.

4. 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.

5. 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 ]

6. 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.

7. Ducted fan - Wikipedia

   en.wikipedia.org/wiki/Ducted_fan

   A ducted fan may be powered by any kind of motor capable of turning the fan. Examples include piston, rotary (Wankel), and turboshaft combustion engines, as well as electric motors. The fan may be mounted directly on the powerplant output shaft, or driven remotely via an extended drive shaft and gearing.

8. List of human-powered aircraft - Wikipedia

   en.wikipedia.org/wiki/List_of_human-powered_aircraft

   Airglow HPA: UK: 1990: John and Mark McIntyre: Bauer Bird: USA: 1973: Biplane Ted Bauer: Built by Bauer's eight-grade students at San Gabriel Academy. [1] Betterfly: UK: 2009: David Barford: 950 m max. distance. Capable of 120° turn. Very stable and easy to fly BHI PHANTOM: Japan: 2021: Yuta Watanabe / BIRDMAN HOUSE IGA

9. Pulsejet - Wikipedia

   en.wikipedia.org/wiki/Pulsejet

   A pulsejet engine (or pulse jet) is a type of jet engine in which combustion occurs in pulses.A pulsejet engine can be made with few [1] or no moving parts, [2] [3] [4] and is capable of running statically (that is, it does not need to have air forced into its inlet, typically by forward motion).