Advanced Concepts

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Subject / Started by	Replies / Views	Last post
DIFF / DISC Liquid Engine Combustion Cycle Started by Skye	11 Replies 1279 Views	05/02/2025 07:45 am by Skye
Realistic, near-term, rotating Space Station Started by Roy_H « 1 2 3 ... 247 Next »	4927 Replies 1303543 Views	05/01/2025 10:43 am by Twark_Main
“РД-701: A Rocket Engine Too Beautiful For This World” (Tripropellant & РД-701) Started by Skye	4 Replies 887 Views	04/29/2025 09:00 am by edzieba
New batteries for electric pump-fed engines? Started by Sarigolepas	11 Replies 1392 Views	04/27/2025 01:52 pm by Sarigolepas
Cyclic ozone (trioxirane) as oxidizer? Started by zubenelgenubi	11 Replies 1652 Views	04/23/2025 02:17 am by cdebuhr
Nasa's first experimental Solar Sail - Groundbased Images Started by ralfvandebergh	7 Replies 1355 Views	04/22/2025 03:13 pm by ralfvandebergh
Diborane / Fluorine / LH2 / Aluminium [s]Engine[/s] Death Machine 9000 Started by Skye	2 Replies 534 Views	04/22/2025 12:53 pm by Skye
VASIMR Engine Started by dbooker « 1 2 3 ... 18 Next »	343 Replies 229622 Views	04/19/2025 03:51 pm by InterestedEngineer
Solar sailing as a service Started by yoram	16 Replies 1790 Views	04/14/2025 02:38 am by Twark_Main
We Can’t Rebuild Saturn V, But… Started by Skye « 1 2 Next All »	26 Replies 4477 Views	04/09/2025 05:11 pm by Roy_H
NIAC 2023 Phase I awards Started by su27k	10 Replies 4033 Views	03/27/2025 12:44 pm by Robotbeat
NASA's current work on nuclear space power Started by magicsound	1 Replies 1810 Views	03/27/2025 12:22 pm by JulesVerneATV
Manned Mars Lander Started by Hyperion5 « 1 2 3 4 Next All »	77 Replies 73073 Views	03/26/2025 10:10 am by SKK
What Will Future Mars Copters Look Like? Started by sanman	9 Replies 3415 Views	03/22/2025 03:51 pm by catdlr
FSP/Kilopower/Krusty improvements? Started by Asteroza	0 Replies 535 Views	03/19/2025 03:50 am by Asteroza
Artemis Spaceplane Started by Skye « 1 2 3 4 Next All »	63 Replies 24319 Views	03/12/2025 10:36 am by Skye
Chemical rocket engine that is a hybrid with an Ion engine. Started by aerodynamics_bobo « 1 2 Next All »	23 Replies 8003 Views	03/09/2025 07:58 am by gin455res
Floating Habitat on Venus Started by sanman « 1 2 3 ... 9 Next All »	173 Replies 68777 Views	03/08/2025 09:45 pm by jbenton
Venus atmospheric probe Started by high road « 1 2 3 ... 7 Next All »	128 Replies 63149 Views	03/07/2025 01:09 pm by JulesVerneATV
ODS aluminium alloys Started by Asteroza	5 Replies 2776 Views	03/04/2025 10:47 am by Skye
DARPA large bio-mechanical space structures RFI Started by Asteroza	0 Replies 696 Views	02/28/2025 03:31 am by Asteroza
Tower Catch: Who Else Can Do It? How Will It Evolve? Started by sanman « 1 2 3 4 Next All »	64 Replies 31197 Views	02/26/2025 03:40 pm by TrevorMonty
Air-breathing model rockets? Started by Skye	15 Replies 2786 Views	02/24/2025 07:53 am by Skye
Nuclear Thermal Propulsion Started by Gordons « 1 2 Next All »	35 Replies 14396 Views	02/14/2025 07:56 pm by InterestedEngineer
Dual-bell nozzles Started by Skye	13 Replies 2960 Views	01/31/2025 07:58 am by Skye
Artificial Gravity General Thread (Formerly Magnetic Boots) Started by Skye « 1 2 Next All »	22 Replies 7500 Views	01/30/2025 07:53 am by Skye
Magnetic Docking of Spacecraft/Satellites Started by sanman	3 Replies 1573 Views	01/28/2025 11:13 pm by Asteroza
Thought: use particle beams (directed in a particle accelerator) for thrust? Started by aoriginalusername	8 Replies 5957 Views	01/28/2025 05:30 pm by InterestedEngineer
Wind Rider: A High Performance Magsail (Jupiter in a month) Started by aceshigh « 1 2 3 Next All »	46 Replies 26788 Views	01/26/2025 03:37 pm by leovinus
triprop. orbital fuel factory (water + Alkane) Started by gin455res	12 Replies 2679 Views	01/25/2025 09:09 pm by gin455res
Starship and the orbital ring Started by Hotblack Desiato	5 Replies 3736 Views	01/23/2025 10:01 pm by bazingga
The death of space planes and SSTO now because of re-usuable rockets? Started by nec207 « 1 2 3 ... 5 Next All »	91 Replies 32075 Views	01/09/2025 10:52 pm by WIgorN
Catalytic plasma-electrochemical ammonia synthesis Started by Asteroza	1 Replies 1329 Views	01/07/2025 02:27 pm by sanman
Lagrange Point Observatories - what about Lunar 3? Started by redliox	6 Replies 3140 Views	01/04/2025 04:49 pm by Proponent
Astro Mechanica turboelectric adaptive cycle supersonic engine Started by Asteroza	6 Replies 3342 Views	12/25/2024 11:01 pm by InterestedEngineer
STOL-Enabled smart reuse Started by gin455res	0 Replies 1231 Views	12/23/2024 06:35 pm by gin455res
Pressure-fed (Electric-boosted) Expander cycle Started by gin455res	0 Replies 1363 Views	12/23/2024 04:44 pm by gin455res
StarCycler: A Simplified Approach to Artificial Gravity Space Station Design Started by SERENDIP2B	0 Replies 3377 Views	12/08/2024 03:26 pm by SERENDIP2B
Project Hyperion Started by lamontagne	7 Replies 5360 Views	11/19/2024 01:43 pm by DanClemmensen
It looks like Skylon spaceplane gone under filed for bankruptcy? Started by nec207	1 Replies 1919 Views	11/03/2024 04:25 pm by deltaV
Cheap no-rocket RLV drone lifted reel-in net catcher Started by RobLynn	1 Replies 1886 Views	11/03/2024 09:47 am by Twark_Main
Nuclear pulsed propulsion Started by lamontagne « 1 2 3 ... 12 Next »	230 Replies 58196 Views	10/30/2024 06:21 pm by lamontagne
Space Power and Propulsion for Agility, Responsiveness and Resilience Institute Started by Asteroza	0 Replies 1746 Views	10/16/2024 10:06 pm by Asteroza
Energy shield or force field made of plasma as Heatshield Started by Jonathan_Blatter	4 Replies 2837 Views	10/12/2024 05:15 pm by Jonathan_Blatter
ULEO/VLEO related research Started by Asteroza	4 Replies 8469 Views	10/05/2024 02:31 pm by sanman
ISRU in Contaminated Space Environments Started by LMT	8 Replies 3375 Views	09/17/2024 06:04 pm by zubenelgenubi
Valkyrie (humanoid robot) Started by manboy « 1 2 3 Next All »	53 Replies 38534 Views	09/11/2024 09:16 am by catdlr
'Insulation balls' for minimising autogenous ullage gas heating Started by edzieba	18 Replies 7498 Views	09/10/2024 02:05 pm by edzieba
Tool: Generate C3 porkchop plots for interplanetary travel Started by malu5531 « 1 2 3 4 Next All »	78 Replies 54285 Views	09/08/2024 08:52 pm by Twark_Main
Space Facility Modeling And Simulation Started by LMT	16 Replies 27652 Views	09/04/2024 05:35 pm by LMT