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20 votes

Why isn't SpaceX's Starship "trial and error" development strategy an open source project?

spacex spacex-starship regulatory business open-source asked Jan 25, 2021 at 22:57

17 votes

JWST observing cherry red Tesla roadster

spacex materials space-telescope james-webb-telescope roadster asked Jan 8, 2018 at 14:08

16 votes

Could JWST stay at L2 "forever"?

orbital-mechanics station-keeping james-webb-telescope halo-orbit lissajous-orbit asked Apr 9, 2019 at 12:34

16 votes

What are the benefits of a non-orthogonal (scissor) tail-rotor?

aerodynamics helicopter tail configuration tail-rotor asked Aug 28, 2017 at 19:11

15 votes

Why do some airplanes have simultaneously a straight wing and a swept horizontal stabilizer?

aerodynamics wing-sweep asked Sep 3, 2018 at 22:06

13 votes

Would an aircraft with no ailerons, no elevators and no rudders be safely flyable?

aircraft-design aerodynamics flight-controls airframe rotor-head asked Dec 4, 2017 at 13:12

13 votes

Are there liquid fueled rocket boosters having coaxial fuel/oxidizer tanks?

booster tanks structure asked Aug 15, 2019 at 10:09

13 votes

Why isn't the An-72 / Boeing YC-14 configuration used for airliners?

safety airliner landing takeoff asked Apr 24, 2017 at 13:19

11 votes

Who am I? What's my job?

riddle asked Jan 28, 2019 at 9:29

Top Answers

Why doesn't Starship have four landing legs?

Uranium block house heating

Why does wingwalking use only biplanes?

Can anyone identify the aircraft in the background of this photo?

Can someone identify this scrapped high-wing plane?

What is the best design for docking onto a rotating space-station?

Just One Line! Really?

How would a long pole be transported to space?

Continue the Pattern #4

Can a low flying jet fighter lift water?

What is this high wing twin airplane?

Why are birdlike airfoils not used?

Is this a Hurricane or Spitfire?

Freedom from the tyranny of gravity

Anagrams: From Food to Food

Can anyone identify this biplane in 1940s Orange, MA?

Would aft stabilisers, that can move up and down, have any benefits?

Can anyone identify this biplane from 1920s-1930s?

Are there any to-scale diagrams of the TRAPPIST-1 system?

astronomy.stackexchange.com

How would you complete the pattern?

Practicalities of docking with a large spinning space station

How does Spinlaunch manage the counterweight right after launch?

How might airships be made using 18th century technology?

What is this aircraft from ca. 1925 (crash included)?

Did any aircraft ever use stick twist for rudder control?

Strange CAD excercises

engineering.stackexchange.com

What aerodynamic characteristics arise from trailing edge sweep angle?

What floatplane is this model?

Circular arc airfoil wing: why does the wing nose down twist due to camber?