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07/03/2026 11:05 PM Equivalent Stress in Structure During Resonance?
by Reino Eskelinen
Last post: 07/03/2026 11:05 PM
by Reino Eskelinen
 0 64
10/11/2022 4:33 PM What are some of the most important and perfect skills for an aerospace engineer to have?
by presque
Last post: 06/02/2026 7:30 PM
by BURAQ
 15 2824
04/17/2026 3:11 PM Skyhook Equator. Orbiting Rotating Launcher Animator-Calculator
by Peter Dow
Last post: 04/20/2026 7:20 AM
by Peter Dow
 4 321
03/21/2026 3:17 PM Pilots With Disabilities
by steve45
Last post: 03/29/2026 9:23 AM
by steve45
 10 310
08/05/2024 11:44 AM Starliner Mess
by redfred
Last post: 03/20/2026 9:05 AM
by HiTekRedNek
 43 2355
03/02/2015 1:18 PM 3D Printed Jet Engine and Fast Prototype
by James Stewart
Last post: 08/06/2025 10:58 PM
by phoenix911
 9 2764
01/14/2018 1:04 PM SEXTANT, a "GPS System" for Deep Space
by Rixter
Last post: 07/13/2025 8:35 AM
by HiTekRedNek
 11 622
02/10/2023 2:26 AM Is this a radar installation?
by Vulcan
Last post: 09/05/2024 7:24 PM
by phoenix911
 32 4262
04/23/2023 11:24 AM Engine Boost?
by Haymaker
Last post: 04/27/2023 11:25 PM
by Haymaker
 11 3764
09/02/2022 12:45 PM Hazard of Moon's polar region
by Rixter
Last post: 03/17/2023 3:35 PM
by HiTekRedNek
 22 643
09/24/2022 1:59 AM The Struggle to Achieve Laminar Air Flow
by SolarEagle
Last post: 01/15/2023 4:53 AM
by SolarEagle
 24 472
09/20/2022 1:34 PM Bird Control
by Haymaker
Last post: 09/30/2022 2:41 AM
by MNIce
 29 353
08/24/2022 6:30 PM New Moon Picture
by lyn
Last post: 09/23/2022 4:23 PM
by SolarEagle
 49 496
08/27/2022 11:48 PM J58 Engine system. SR71 Blackbird.
by Deefburger
Last post: 08/28/2022 8:47 AM
by JWthetech
 1 291
01/06/2022 10:58 PM Red Supergiant collapse
by redfred
Last post: 08/25/2022 7:18 AM
by PWSlack
 13 252
03/18/2012 2:22 PM Proof That Pi Equals 4!
by Steve Urich
Last post: 07/05/2022 4:10 PM
by phoenix911
 23 1010
11/15/2021 4:10 PM Satellite Slingshot
by Rixter
Last post: 11/24/2021 9:23 AM
by SolarEagle
 43 418
09/02/2021 9:31 AM Space Debris Removal
by Rixter
Last post: 09/29/2021 11:08 PM
by Gavilan
 34 365
04/07/2021 8:14 PM Secret Message to Mars
by Rixter
Last post: 04/30/2021 4:52 PM
by Stephen Archer
 8 1790
04/20/2021 3:33 AM Powered Flight on Mars
by PWSlack
Last post: 04/30/2021 12:41 PM
by dkwarner
 14 1645
08/20/2020 1:30 AM Starlink Orbital Decay
by Gavilan
Last post: 04/05/2021 12:37 PM
by dkwarner
 16 925
02/16/2021 1:00 PM Kessler Exaggerating?
by TommyJo
Last post: 03/31/2021 7:05 PM
by Haymaker
 11 302
02/15/2021 8:22 AM Plasma Engine
by TommyJo
Last post: 03/26/2021 10:17 AM
by JCooper
 14 271
07/23/2020 11:40 AM Astronomers Found a Giant "Wall" of Galaxies Hiding in Plain Sight
by StandardsGuy
Last post: 03/26/2021 7:39 AM
by JCooper
 5 264
08/02/2020 2:56 AM SpaceX Return
by PWSlack
Last post: 03/26/2021 6:14 AM
by JCooper
 11 752
02/18/2021 8:53 PM Perseverance Lands
by Rixter
Last post: 03/26/2021 6:02 AM
by JCooper
 9 283
02/26/2021 5:16 AM DIN Standards
by ENGINEERING360ARIF
Last post: 03/01/2021 6:05 AM
by PWSlack
 8 181
01/13/2021 12:00 PM Crazy Rocket Engine that Just Might Work
by Rixter
Last post: 01/13/2021 12:28 PM
by SolarEagle
 1 274
11/22/2020 4:54 PM Equatorial Low Orbit Schmidt Cassegrain Sintering Satellite for Lunar Regolith
by thewildotter
Last post: 11/24/2020 9:09 AM
by thewildotter
 9 454
11/12/2020 8:08 AM Space Qualified Thread Lock
by Nigh
Last post: 11/21/2020 7:14 PM
by Yuval
 25 1456
09/20/2020 11:18 PM Could a 747 Take Off Using Engine Thrust Alone with No Wheels?
by Anonymous Poster
Last post: 11/05/2020 11:38 AM
by PWSlack
 49 1007
10/31/2020 2:15 PM What if ?
by Water Gump
Last post: 11/04/2020 11:09 AM
by PWSlack
 3 356
05/20/2018 4:47 AM Magtube Question
by Edward Barnett
Last post: 09/18/2020 9:20 AM
by dk.odi100
 116 1399
05/07/2020 10:01 AM Detonation Engine Tested
by MikeMack747
Last post: 07/15/2020 4:49 AM
by PWSlack
 4 348
01/31/2019 2:01 AM Aircraft
by Ashish1101
Last post: 05/21/2020 9:06 AM
by not so smart
 28 1229
04/30/2020 2:27 AM Starlink Satellites
by gutmonarch
Last post: 05/17/2020 10:26 AM
by AaronWilliams
 10 784
09/16/2019 2:38 PM Can Physicists Rewrite the Origin Story of the Universe?
by StandardsGuy
Last post: 05/04/2020 10:58 AM
by not so smart
 20 435
04/14/2020 5:46 AM Apollo 13 - Fifty Years Ago
by PWSlack
Last post: 04/17/2020 3:21 PM
by phoenix911
 16 430
11/21/2018 1:12 PM Material Information Sources
by sam76767
Last post: 04/16/2020 3:43 PM
by DuncanWilliam
 4 288
03/18/2020 3:20 PM Aircraft Structures Numerical Based on Composites
by Prabodhini Walke
Last post: 03/21/2020 2:34 AM
by Tornado
 3 248
03/28/2010 2:58 PM Oh Crap, an Asteroid is Coming Our Way! But Wait....
by chrisg288
Last post: 02/22/2020 7:55 AM
by HiTekRedNek
 205 1602
02/14/2020 4:15 PM Betelgeuse Dimming Irregularly
by redfred
Last post: 02/17/2020 9:05 AM
by PWSlack
 12 322
10/20/2019 10:03 PM The Helical Engine: Will It Work?
by Rixter
Last post: 02/15/2020 9:13 AM
by HiTekRedNek
 27 1064
04/30/2018 3:02 AM What are Five Factors Affecting Drone Service Aerospace Industry?
by akshata1988
Last post: 01/20/2020 3:20 AM
by Anna Shaw
 2 376
02/28/2017 12:00 AM The Flying Car
by Anonymous Poster
Last post: 01/11/2020 12:56 AM
by lexx7887
 49 797
10/31/2018 11:46 AM Helicopter to Fixed Wing Pros and Cons
by Anonymous Poster
Last post: 10/27/2019 10:47 PM
by Dragon113
 3 272
10/16/2019 7:04 AM NASA Unveils Future Moon Spacesuits
by PWSlack
Last post: 10/18/2019 1:13 PM
by MR. Guest
 7 233
07/13/2014 12:04 PM Space Rockets
by ronseto
Last post: 10/12/2019 10:20 PM
by Dragon113
 31 902
09/30/2019 3:22 PM Recent Space News
by StandardsGuy
Last post: 10/05/2019 9:11 PM
by StandardsGuy
 10 292
08/27/2019 7:51 AM The Hero of United Flight 232
by Lo_Volt
Last post: 08/28/2019 9:58 PM
by Rixter
 7 336
08/09/2019 12:40 AM Tardigrades on the Moon
by StandardsGuy
Last post: 08/21/2019 5:41 PM
by StandardsGuy
 9 362
07/17/2019 3:41 AM UK a Step Closer to the Moon
by PWSlack
Last post: 07/18/2019 2:55 AM
by PWSlack
 5 150
07/10/2019 9:50 AM This is Not Normal!
by Rixter
Last post: 07/11/2019 11:47 AM
by MR. Guest
 11 408
06/28/2019 10:27 AM History of MCAS Development
by lyn
Last post: 07/01/2019 7:40 AM
by JE in Chicago
 14 290
03/27/2019 8:24 AM Plane Flies to Wrong Country!
by PWSlack
Last post: 06/01/2019 5:26 AM
by Randall
 13 300
12/30/2016 1:46 PM Is it Possible to Make a Button Head Machine Screw a Certain Size/Gram Weight?
by buffalocrossing
Last post: 05/19/2019 9:39 PM
by buffalocrossing
 26 534
04/03/2019 6:14 PM Silicon Substrate Cleaning Before Coating
by Anonymous Poster
Last post: 04/05/2019 12:05 PM
by silvCrow
 14 753
03/26/2019 4:14 AM First All-Women Spacewalk Postponed, NASA Says
by PWSlack
Last post: 03/27/2019 4:29 PM
by artsmith
 13 171
03/13/2019 9:01 PM Aviation Industry Hardware/Software
by munch
Last post: 03/14/2019 12:34 AM
by munch
 4 288
03/16/2018 2:45 AM Blockchain Technology
by Anonymous Poster
Last post: 02/16/2019 8:12 AM
by lj962500
 9 641
01/08/2019 4:23 AM Can Batteries Be Taken on Board?
by Burton
Last post: 01/29/2019 4:12 AM
by Burton
 9 362
01/25/2019 11:02 PM Rock From the Moon
by lyn
Last post: 01/28/2019 11:48 AM
by redfred
 13 385
12/10/2018 6:44 PM Bye Bye Voyager II
by lyn
Last post: 01/08/2019 10:34 PM
by Gavilan
 5 207
01/01/2019 4:45 PM Who Knew this Bloke had a Doctorate in Astrophysics?
by JE in Chicago
Last post: 01/03/2019 9:29 AM
by phoenix911
 20 425
07/13/2018 3:46 PM Could You Do It? Land a Plane if the Pilots Were Incapacitated?
by lyn
Last post: 12/31/2018 4:25 PM
by munch
 105 974
11/26/2018 9:57 AM What is the Best Place to Find People Interested in Technical Collaboration Online?
by robertwilliam
Last post: 12/17/2018 12:08 AM
by aews
 6 173
11/25/2018 12:38 PM Here's How to Watch the Insight Landing on Mars on Monday
by Rixter
Last post: 11/26/2018 4:12 PM
by SolarEagle
 3 353
01/06/2017 11:13 AM Aircraft Realtime Emergency Options
by raynerpitt
Last post: 11/15/2018 4:17 PM
by truth is not a compromise
 35 492
05/05/2018 3:10 PM Reminiscing About The Warthog
by Doorman
Last post: 10/31/2018 3:49 PM
by munch
 22 765
09/25/2018 10:14 AM Red Gold - Targeting Efficient Production of Martian Precious Metals
by LakeMatthewTeam
Last post: 10/02/2018 8:54 AM
by PWSlack
 63 512
07/20/2018 5:58 AM Capacity Assessment for Surface Treatment Process
by cm_11
Last post: 07/20/2018 6:20 PM
by lyn
 1 392
11/17/2017 8:27 AM Jumping Jack the Robot
by James Stewart
Last post: 06/26/2018 3:33 AM
by theodon
 17 647
05/27/2018 1:31 PM Missile That Took Down Malaysia Air Flight 17
by Lonewolf
Last post: 06/16/2018 5:50 AM
by Dragon113
 7 284
06/08/2018 11:01 AM Should I Pursue Further Education? (Master's Degree)
by voodoored123
Last post: 06/11/2018 8:57 AM
by Kevin LaPaire
 11 440
06/07/2018 11:59 PM International Space Station Viewing
by Sid_Sidow
Last post: 06/08/2018 9:19 PM
by Usbport
 11 330
05/17/2018 8:55 PM Speed Check
by lyn
Last post: 05/21/2018 5:18 PM
by rashavarek
 8 394
05/07/2018 1:44 AM FIR FIM Swash and Concentricity
by Agung
Last post: 05/08/2018 12:12 PM
by dkwarner
 8 946
05/06/2018 5:10 AM Temperature Profile on a Cooling Fin
by cwhittaker3504
Last post: 05/08/2018 4:13 AM
by Anonymous Poster
 10 269
04/29/2018 12:50 PM The Big Bang Flaw
by gutmonarch
Last post: 04/30/2018 5:15 AM
by PWSlack
 3 152
02/22/2018 9:55 AM Amateur Astronomer Scores
by redfred
Last post: 02/24/2018 1:11 PM
by phoenix911
 6 418
02/05/2018 11:23 PM Falcon Heavy
by sadibo
Last post: 02/23/2018 2:14 PM
by redfred
 51 704
02/08/2018 4:27 AM Aerodynamics: Flow Difference Between Supersonic and Hypersonic
by at570
Last post: 02/13/2018 8:29 PM
by at570
 7 502
02/02/2018 10:24 AM Galactic Chaos? No, Not Really.
by JE in Chicago
Last post: 02/03/2018 10:27 AM
by dkwarner
 9 653
01/02/2018 9:05 AM Hydrogen/Oxygen Rocket Exhaust Gases
by Sapling
Last post: 01/08/2018 2:17 PM
by James Stewart
 40 922
10/16/2017 4:36 PM Neutron Stars Collide, Create Black Hole, Release Gamma Ray Burst
by James Stewart
Last post: 12/22/2017 4:56 AM
by Codemaster
 20 956
11/16/2017 4:41 PM MHD in Air
by James Stewart
Last post: 12/04/2017 3:53 PM
by James Stewart
 30 462
10/13/2016 10:23 AM Earth Not Rotating
by Janissaries
Last post: 12/04/2017 3:38 PM
by James Stewart
 254 2034
09/11/2017 3:58 PM The Land of No Shadows
by James Stewart
Last post: 10/30/2017 10:11 AM
by James Stewart
 109 1208
10/16/2017 4:05 PM Water or Land?
by Fredski
Last post: 10/18/2017 10:46 AM
by James Stewart
 24 449
10/13/2017 1:33 AM For Elon Musk =) Inverted Magnetic Gravity Well for a Controlled Landing
by alex12
Last post: 10/16/2017 8:51 AM
by James Stewart
 23 507
09/24/2017 6:23 PM NASA Restore L
by tonyhemet
Last post: 09/27/2017 8:19 AM
by Anonymous Poster
 12 477
09/14/2017 10:35 AM Something to Make You Smile
by rashavarek
Last post: 09/14/2017 4:28 PM
by James Stewart
 5 503
08/20/2017 9:45 PM Close-up Falcon 9 Launch
by Fredski
Last post: 08/21/2017 5:14 PM
by Original_Macgyver
 3 391
07/13/2017 12:39 PM Reentry Options
by SSCpal
Last post: 07/16/2017 6:01 PM
by redfred
 24 610
04/22/2017 6:04 PM Aircraft Assembly Line Thought
by Lifecycle
Last post: 06/28/2017 4:59 AM
by MTJB-Engineering
 11 742
06/01/2017 1:34 PM Stratolaunch Unveiled
by redfred
Last post: 06/13/2017 4:13 PM
by dj95401
 26 529
06/09/2017 1:50 PM Close Encounters of the Classified Kind
by Andrew Westman
Last post: 06/12/2017 10:19 AM
by rashavarek
 11 1080
05/11/2017 9:40 AM New Photos of the Next Mars Rover
by HUSH
Last post: 05/19/2017 10:20 AM
by James Stewart
 10 816
05/15/2017 11:06 AM Orbital Plot of Cassini Last Three Dives
by Anonymous Poster
Last post: 05/17/2017 11:01 PM
by JE in Chicago
 11 954
04/12/2017 2:57 PM Stageless Rocket Coming Out of New Mexico to an Orbit Near You
by James Stewart
Last post: 04/13/2017 10:09 AM
by James Stewart
 4 1136
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