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Threads
Numerical Methods for Learning Orbital Mechanics
- CC4
- · Replies 3 ·
Find the wingspan and sweep angle of a V-tail
- gregh
- · Replies 2 ·
Requirements and systems engineering
- ashah99
- · Replies 6 ·
Boeing Starliner launches to space (but not ISS) (reached ISS in 2022)
- anorlunda
- · Replies 58 ·
Can Vacuum Airships Overcome Structural Challenges for Feasible Flight?
- Joes12
- · Replies 4 ·
Bi-propellant Liquid Fuel Engine Pressures Before Thrust Chamber
- Ozen
- · Replies 2 ·
Electric fan to get ramjet airborne?
- rhb
- · Replies 11 ·
Horsepower needed to hover 110 and 300 pounds at 30 feet altitude
- sesefdfsd
- · Replies 19 ·
Boeing Why did China Eastern 737 crash during cruise at cruise altitude?
- russ_watters
- · Replies 74 ·
Which fan placement offers the most airflow for cooling electronics?
- garyTheSnail
- · Replies 4 ·
Literature on turboprop fuel comparison: hydrogen, methanol, and Jet A1
- Michael111
- · Replies 2 ·
Calculate the total energy required to fly a drone on this flight plan
- Xamaa
- · Replies 4 ·
What is the deal with these crazy, stupid, and dangerous pilots?
- russ_watters
- · Replies 4 ·
Astronauts landing on the planet Mars
- akerkarprashant
- · Replies 82 ·
How difficult will it be to build a 'hybrid' Jet engine?
- royp
- · Replies 3 ·
Unidentified aerial phenomena technology and propulsion discussion
- Spooky Action
- · Replies 5 ·
The Traditional Bernoulli Eqn Derivation of Rocket Exhaust Velocity
- BrandonInFlorida
- · Replies 24 ·
VTOL Jet Engine Aircraft and VTOL Jet Engine
- VTOL147
- · Replies 9 ·
[Aerodynamics] Bernoulli's equation and Pressure Coefficient
- Leo Liu
- · Replies 4 ·
NASA NASA Mars Spectrometry competition: predict habitability from rover data
- Tom.G
- · Replies 1 ·
What is the Purpose of This Aluminum Laser with No Markings?
- dmar
- · Replies 3 ·
New type of rocket propulsion design, and why it might not work?
- escape75
- · Replies 27 ·
VTOL RC Airplane Tricopter COG, Liftoff Weight Calculations
- socalaerospace
- · Replies 3 ·
Why are lifting lugs still attached to this jet wing?
- MathExplorer
- · Replies 12 ·
Aerosol particles, how do I calculate this?
- Lodeeve
- · Replies 1 ·
How Does the OTPI Calculate the Exact Position of RF Emitters?
- nauman
- · Replies 15 ·
Why do we need stators in compressors or turbines?
- Hidd
- · Replies 7 ·
Who is the professor behind the Landsat program?
- dlgoff
- · Replies 4 ·
[Structural Dynamics] How to model a 3D wing as a 2D Wind Tunnel Model
- WhiteWolf98
- · Replies 4 ·
What is necessary for a hypothetical supersonic speed Radio Controlled Jet?
- Noob of the Maths
- · Replies 39 ·
Pressure drag and the Reynolds number
- LT72884
- · Replies 5 ·
How to Build an Isopropanol Rocket Engine?
- Mazewind
- · Replies 5 ·
Mars - Igneous Rock, Exposed to Water, and with Organic Material
- Tom.G
- · Replies 7 ·
Where Are Starship's RCS Thrusters Located?
- darkdave3000
- · Replies 9 ·
How calculate lift/drag using static pressure taps in wind tunnel test?
- Jurgen M
- · Replies 9 ·
Could battery-powered aircraft reach supersonic speed?
- Anand Sivaram
- · Replies 139 ·
Calculate lift from pressure distribution
- Jurgen M
- · Replies 12 ·
Could the Wright Flyer take off without wind?
- MarceloJenisch
- · Replies 13 ·
DART mission launches to test asteroid deflection
- berkeman
- · Replies 25 ·
Boeing How Safe is the Boeing 737 Max's MCAS System?
- cyboman
- · Replies 673 ·
Lucy spacecraft and James Webb space telescope
- anorlunda
- · Replies 7 ·
Rolls-Royce claims to have developed the world's fastest all-electric aircraft
- berkeman
- · Replies 9 ·
How can I calculate critical loading conditions for max flap extension?
- Rameez_Ul_Haq
- · Replies 3 ·
Ensuring Radio Connectivity on a Newly-Launched Satellite
- Kevin Heart
- · Replies 1 ·
How to define the mass ratio of a multi-stage rocket?
- Leo Liu
- · Replies 10 ·
How does a pulsed plasma thruster work?
- Leo Liu
- · Replies 5 ·
Why lift acts at the aerodynamic centre if pressure acts at centre of pressure
- greg_rack
- · Replies 6 ·
Simulating mach reflection with mach stem at 22° wedge angle in Ansys Fluent
- Vin B
- · Replies 4 ·
The 835kph Sailplane and Dynamic Soaring
- anorlunda
- · Replies 12 ·
Can the Genesis Project really seed the galaxy with robots?
- Johnny powell
- · Replies 6 ·
Is Orbital Solar Feasible for the Future?
- BWV
- · Replies 32 ·
Can Electron Rockets Revolutionize Interstellar Travel?
- dansmith170
- · Replies 5 ·
Atypical demonstration of ground effect
- .Scott
- · Replies 24 ·
How to calculate airplane noise as a function of distance?
- Wes Turner
- · Replies 49 ·
Turbulence and why eddy breakups take place?
- Vashliana
- · Replies 4 ·
Iconic first in flight (Ingenuity helicopter on Mars)
- neilparker62
- · Replies 29 ·
Change the application pole of the moment of a force
- Marco9518
- · Replies 18 ·
When did aircraft begin using systematic glide paths?
- Stephen Tashi
- · Replies 26 ·
Chaotic ISS attitude after Nauka misfires thrusters (resolved)
- mfb
- · Replies 22 ·
Would an ICE powered Hall thrusters be efficient?
- Stormer
- · Replies 3 ·
Is a Continuous Mars-Earth Transporter Using Gravity Assist Viable?
- Stormer
- · Replies 1 ·
Why is Projected Area constant when varying AoA?
- MD LAT 1492
- · Replies 1 ·
Why doesn't SpaceX pursue an expander-bleed cycle for Raptor's vacuum variant?
- Benjies
- · Replies 11 ·
Bold, Monster, Engineering Successes
- anorlunda
- · Replies 32 ·
Submarines that don't use compressed air to sink and rise?
- feynman_fan
- · Replies 9 ·
Single main rotor helicopter
- Marco9518
- · Replies 8 ·
Using reflected laser beams and cooled mirrors for spacecraft propulsion
- drjamesroe
- · Replies 11 ·
Probe to the Ocean of Enceladus
- majortom
- · Replies 19 ·
Muzzle brake baffle force: comparing two thrust calculation equations
- Ozen
- · Replies 1 ·
Can Mars provide enough nitrogen for domed cities?
- GTOM
- · Replies 21 ·
New Electric Airplane for Package Delivery
- anorlunda
- · Replies 19 ·
Gathering Ice on Mars for Paraterraforming
- GTOM
- · Replies 7 ·
MQ-25 T1 Mid-Air Refueling Drone -- First Flight
- berkeman
- · Replies 12 ·
NASA NASA - Venus Technology Plan (DRAFT) December, 2018
- Astronuc
- · Replies 0 ·
Getting started with HHO propulsion experiments
- Limebat
- · Replies 18 ·
What were the early design concepts for the Apollo program?
- Janus
- · Replies 5 ·
Frequency of boundary layer instability
- shreddinglicks
- · Replies 7 ·
What are typical Pressures in a test section of a shock tunnel?
- shreddinglicks
- · Replies 19 ·
SpaceX SpaceX Starship SN15 150-meter flight test planned
- mfb
- · Replies 77 ·
Around which point does an aircraft rotate during the landing flare?
- Stefan428
- · Replies 6 ·
Question regarding converging-diverging nozzles
- Amaelle
- · Replies 2 ·
Can pressure change in a duct with constant cross-sectional area?
- lahanadar
- · Replies 14 ·
Calculating Rate of Climb from T/W, L/D and Velocity
- TheArrow
- · Replies 4 ·
NASA My rough idea on a near light drive
- MoistOxi
- · Replies 5 ·
NASA Is the EmDrive still considered a verboten topic in space exploration?
- tionis
- · Replies 3 ·
Catastrophic engine failure on Flight UA328
- Astronuc
- · Replies 53 ·
Inspiration4: Raffle for a trip to space (US only)
- mfb
- · Replies 4 ·
Hydrogen in the Aviation Industry -- Survey
- jrob11
- · Replies 1 ·
Project Loon, Stratospheric balloon
- Baluncore
- · Replies 4 ·
NASA What did Apollo CM use helium for?
- saddlestone-man
- · Replies 3 ·
Boundary layer growth in convergent and divergent ducts at subsonic speed
- Master1022
- · Replies 1 ·
#dearMoon: Flight around the Moon accepts applications
- mfb
- · Replies 0 ·
Active burn control by using microwaves to control the detonation of the engine
- Andrewtv848
- · Replies 9 ·
Can Fusion Thrusters Revolutionize Space Travel?
- gleem
- · Replies 5 ·
Would He3 make fusion easier? :- Can a fusion rocket launch from Moon?
- Al_
- · Replies 3 ·
Propeller with bell lift distribution has best thrust/power ratio?
- John Mcrain
- · Replies 2 ·
Propeller blade lift distribution for best thrust/power ratio?
- John Mcrain
- · Replies 7 ·
F-104 Starfighter Flight Envelope (contains envelope page image)
- chr2021
- · Replies 5 ·
Making a vertical stabilizer for a Space Shuttle Discovery model
- dlgoff
- · Replies 10 ·