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How do ramjets produce thrust?

Last Post
Jul 10, 2020

Replies: 1

Views: 739

Best aerodynamics video lectures

Last Post
Jul 10, 2020

Replies: 3

Views: 881

DV Calculation clarification (rocket booster)

Last Post
Jun 26, 2020

Replies: 2

Views: 1K

SpaceX Space X reusable rocket landing

Last Post
Jun 26, 2020

Replies: 42

Views: 3K

Propeller thrust with backwards air flow

Last Post
Jun 25, 2020

Replies: 3

Views: 977

SpaceX Starship Mk1 pressurisation test failure

Last Post
Jun 16, 2020

Replies: 19

Views: 2K

Coefficient of lift question

Last Post
Jun 10, 2020

Replies: 4

Views: 913

SpaceX SpaceX's astronaut wore glasses during liftoff

Last Post
Jun 7, 2020

Replies: 13

Views: 904

SpaceX SpaceX Crew Dragon Launch Try #2

Last Post
Jun 7, 2020

Replies: 15

Views: 4K

I to design this turbine blade

Last Post
Jun 7, 2020

Replies: 49

Views: 3K

SpaceX Crew Dragon Demo-2: Launch success

Last Post
Jun 3, 2020

Replies: 24

Views: 4K

Starship tests: SN4 passed cryogenic test + static fires

Last Post
Jun 3, 2020

Replies: 23

Views: 2K

Need some help with moment of intertia (relating to the propellers of a quadcopter)

Last Post
May 23, 2020

Replies: 4

Views: 1K

SpaceX SpaceX Dragon docking simulator

Last Post
May 23, 2020

Replies: 11

Views: 2K

Effects of hypersonic speed on the behaviour of normal shocks

Last Post
May 22, 2020

Replies: 4

Views: 1K

How to derive the reflected Mach number relationship?

Last Post
May 21, 2020

Replies: 3

Views: 957

Analysing a ##C_M## graph (pitching moment data)

Last Post
May 14, 2020

Replies: 2

Views: 962

Gear Load Factor (Reaction Load) Question

Last Post
May 14, 2020

Replies: 2

Views: 885

Are induced currents of any concern in satellite missions?

Last Post
May 13, 2020

Replies: 3

Views: 1K

Microlight wing spar strength

Last Post
May 10, 2020

Replies: 5

Views: 1K

Airship on Earth but a reentry glider on Mars

Last Post
May 7, 2020

Replies: 10

Views: 2K

Could a blimp shrink into a plane?

Last Post
May 6, 2020

Replies: 6

Views: 1K

NASA NASA connection to EM drive research

Last Post
May 3, 2020

Replies: 2

Views: 582

SpaceX Reliable Starlink sight predictions?

Last Post
May 1, 2020

Replies: 2

Views: 1K

Do Nations Need USA Launch Permission for Rockets?

Last Post
Apr 26, 2020

Replies: 11

Views: 1K

Aerodynamics - Question about wingtip shapes

Last Post
Apr 15, 2020

Replies: 4

Views: 2K

Hybrid Rocket Injector Plate Design Research

Last Post
Apr 13, 2020

Replies: 9

Views: 1K

Prop disc thrust uniformity in turns vs wing position

Last Post
Apr 3, 2020

Replies: 6

Views: 1K

Limits to accelerate a spacecraft by spinning it in a circle

Last Post
Mar 1, 2020

Replies: 8

Views: 2K

Boeing Debris found in fuel tanks of 70% of inspected 737 Max jets

Last Post
Mar 1, 2020

Replies: 6

Views: 3K

What is the Kutta Juokowski theory for the lift of an aerofoil?

Last Post
Feb 29, 2020

Replies: 3

Views: 1K

Regarding Standard atmospheric conditions

Last Post
Feb 26, 2020

Replies: 1

Views: 1K

Traveling to Mars with plasma rockets

Last Post
Feb 18, 2020

Replies: 6

Views: 2K

Need some help with Bernoulli's principle and how it applies to a drone

Last Post
Feb 17, 2020

Replies: 7

Views: 2K

How to calculate the 3D straight line distance between 2 GPS measurements?

Last Post
Feb 13, 2020

Replies: 13

Views: 2K

Could you create a battery powered plane?

Last Post
Jan 28, 2020

Replies: 72

Views: 9K

Drone position controller

Last Post
Jan 27, 2020

Replies: 4

Views: 1K

Helicopter aerodynamics: advancing blades & retreating blades

Last Post
Jan 25, 2020

Replies: 3

Views: 1K

What outer structural materials are suitable for high altitude?

Last Post
Jan 20, 2020

Replies: 11

Views: 2K

SpaceX SpaceX in-flight abort test (success)

Last Post
Jan 20, 2020

Replies: 9

Views: 2K

Guide to Aircraft Coordinates: Roll, Pitch & Heading

Last Post
Jan 12, 2020

Replies: 8

Views: 7K

Lift and drag coefficients vs AoA graphs of a specific NACA profile

Last Post
Jan 11, 2020

Replies: 1

Views: 769

Under-the-Ice Prototype Rover for Europa

Last Post
Jan 11, 2020

Replies: 9

Views: 2K

What is the electrical power output of a turbofan engine?

Last Post
Jan 2, 2020

Replies: 16

Views: 2K

Force components acting on an airfoil

Last Post
Dec 27, 2019

Replies: 14

Views: 2K

NASA is going to assemble a quiet supersonic aircraft: X-59 QueSST

Last Post
Dec 26, 2019

Replies: 30

Views: 5K

The Nuclear Rocket that Could Reach 20% of the Speed of Light

Last Post
Nov 27, 2019

Replies: 7

Views: 2K

Reverse gravity-assist, using the moons of a planet

Last Post
Nov 17, 2019

Replies: 6

Views: 1K

Any plausible non-rocket based method to reach orbit?

Last Post
Nov 16, 2019

Replies: 23

Views: 3K

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Aircraft fitter/assembly -- Thoughts about future career path please

Last Post
Nov 13, 2019

Replies: –

Views: –

High CFM fan airfoil

Last Post
Nov 12, 2019

Replies: 4

Views: 2K

Commercial crew parachute tests

Last Post
Nov 6, 2019

Replies: 2

Views: 2K

Solving the Rocket Pendulum Fallacy?

Last Post
Nov 2, 2019

Replies: 18

Views: 3K

Rocket Torpedo Design Problem

Last Post
Oct 30, 2019

Replies: 7

Views: 2K

How to model a rocket equation from the derivative of momentum?

Last Post
Oct 27, 2019

Replies: 4

Views: 2K

Weather data from every planet

Last Post
Oct 26, 2019

Replies: 5

Views: 2K

Do surfaces ahead of propellers decrease thrust?

Last Post
Oct 14, 2019

Replies: 9

Views: 2K

SpaceX Supersonic electric propulsion systems for airliners

Last Post
Oct 11, 2019

Replies: 7

Views: 2K

Project Orion-Like Space Vehicle

Last Post
Oct 11, 2019

Replies: 3

Views: 2K

A Flying Hoverboard that I want to replicate

Last Post
Oct 10, 2019

Replies: 9

Views: 2K

SpaceX Starship (/Super Heavy) testing: Mk1 stacked, 20 km flight this year

Last Post
Oct 10, 2019

Replies: 30

Views: 7K

Vaporize dangerous asteroid

Last Post
Oct 9, 2019

Replies: 6

Views: 2K

Fusion aerospace propulsion systems for the near future

Last Post
Oct 8, 2019

Replies: 23

Views: 3K

Aeroplane wing structure -- airflow question

Last Post
Oct 6, 2019

Replies: 10

Views: 2K

Which of these methods of propulsion is “best” for future spaceflight?

Last Post
Oct 4, 2019

Replies: 4

Views: 2K

A rail gun as a thruster

Last Post
Oct 3, 2019

Replies: 6

Views: 2K

Weird nuclear propulsion concept

Last Post
Oct 2, 2019

Replies: 3

Views: 1K

Mars 2020 Rover

Last Post
Oct 2, 2019

Replies: 8

Views: 2K

NASA Which of these methods is the best bet for space propulsion?

Last Post
Sep 30, 2019

Replies: 1

Views: 1K

Electrostatic Lift Vehicle?

Last Post
Sep 20, 2019

Replies: 6

Views: 2K

Ion thruster using CRTs?

Last Post
Sep 16, 2019

Replies: 4

Views: 2K

SpaceX More details about next-gen 18m SpaceX launch vehicle

Last Post
Sep 16, 2019

Replies: 2

Views: 2K

Is black-hole propulsion really feasible?

Last Post
Sep 15, 2019

Replies: 3

Views: 2K

The 5 closest potentially habitable exoplanets

Last Post
Sep 15, 2019

Replies: 2

Views: 2K

Golf Ball Flight Aerodynamics

Last Post
Sep 9, 2019

Replies: 2

Views: 2K

Tough dynamics of space traveling

Last Post
Sep 4, 2019

Replies: 17

Views: 2K

Braking spacecraft in a snow-filled tank?

Last Post
Aug 28, 2019

Replies: 7

Views: 2K

Boeing Some question about Boeing 777

Last Post
Aug 25, 2019

Replies: 1

Views: 5K

Asteroid collision prevention

Last Post
Aug 23, 2019

Replies: 2

Views: 1K

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Sample questions I have been asked for an EE internship position - Boeing, IBM, LM

Last Post
Aug 8, 2019

Replies: –

Views: –

Difference between gyroscope angular displacement and Euler angles

Last Post
Aug 7, 2019

Replies: 4

Views: 2K

What are the likely first forms of relativistic spacecraft propulsion?

Last Post
Aug 5, 2019

Replies: 23

Views: 4K

Power required to compress air in a gas turbine

Last Post
Jul 29, 2019

Replies: 23

Views: 3K

Two basic questions about satellite communication

Last Post
Jul 24, 2019

Replies: 2

Views: 2K

Aspect ratio used in induced drag and lift calculations

Last Post
Jul 24, 2019

Replies: 6

Views: 3K

Application point of the lift force and pitching moment

Last Post
Jul 21, 2019

Replies: 7

Views: 3K

SpaceX Anomaly during Crew Dragon test

Last Post
Jul 15, 2019

Replies: 12

Views: 4K

Air Cannon Air Speed Calculations

Last Post
Jul 10, 2019

Replies: 1

Views: 2K

Kerbal Space Program - Rocket Design Basics

Last Post
Jul 7, 2019

Replies: 2

Views: 5K

SpaceX Starlink launch - first 60 satellites

Last Post
Jul 7, 2019

Replies: 14

Views: 4K

Ka vs. Ku communication satellites

Last Post
Jul 4, 2019

Replies: 3

Views: 2K

NASA We are going to fly on Titan!

Last Post
Jul 1, 2019

Replies: 12

Views: 2K

Are orbital sun shades to reverse climate change realistic?

Last Post
Jun 20, 2019

Replies: 8

Views: 2K

Ideas about centrifugal space colony habitats on high-gravity planets

Last Post
Jun 11, 2019

Replies: 5

Views: 1K

Could beta(-) emitters be used to build a compact light-space-drive?

Last Post
Jun 7, 2019

Replies: 16

Views: 3K

Hypothetical Movement of Unidentified Aircraft

Last Post
Jun 3, 2019

Replies: 3

Views: 1K

NASA NASA aluminum fraud scheme probe

Last Post
May 28, 2019

Replies: 8

Views: 2K

Why couldn't the space shuttle slow down in space?

Last Post
May 23, 2019

Replies: 36

Views: 6K

Could wing height position (through changing pitch) affect propeller airflow?

Last Post
May 21, 2019

Replies: 10

Views: 2K

Satellite internet constellations

Last Post
May 15, 2019

Replies: 6

Views: 3K

Aerospace and Interstellar Engineering

Aerospace, Astronautics and Interstellar deals with flight topics in our atmosphere and in space. It's the branch of technology and industry concerned with both aviation and space flight.

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