Advanced Concepts

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Subject / Started by	Replies / Views	Last post
Nasa's first experimental Solar Sail - Groundbased Images Started by ralfvandebergh	8 Replies 9038 Views	09/29/2025 10:13 pm by catdlr
large volume space stations for microgravity activites Started by Vultur « 1 2 Next All »	32 Replies 20912 Views	09/24/2025 02:00 am by Twark_Main
3D printer for space Started by DarkenedOne « 1 2 3 ... 8 Next All »	159 Replies 90093 Views	09/22/2025 05:00 am by Eric Hedman
Is a Space Elevator feasible? Started by scienceguy « 1 2 Next All »	38 Replies 27159 Views	09/21/2025 01:59 pm by JulesVerneATV
paramagnetic Bussard scoop Started by Vultur	1 Replies 7530 Views	09/17/2025 03:51 pm by Paul451
Chinese Air-augmented liquid Rocket engine feasible ? Started by Michel Van	7 Replies 43866 Views	09/16/2025 11:47 am by leovinus
Air Breathing Satellites in Very Low Earth Orbit Started by catdlr	1 Replies 7134 Views	09/14/2025 10:28 am by Asteroza
How would you design an orbital terrarium? Started by Paul451 « 1 2 Next All »	24 Replies 18453 Views	09/14/2025 07:30 am by mikelepage
Build a spaceship in orbit Started by MrrNeko « 1 2 3 Next All »	55 Replies 54907 Views	09/13/2025 05:15 am by Twark_Main
harvesting electricity from humidity Started by InterestedEngineer	2 Replies 7463 Views	09/12/2025 03:14 pm by InterestedEngineer
MOVED: Theoretical Asymmetric Inertial Propulsion System – Seeking Technical Feedback Started by catdlr	0 Replies 6938 Views	09/11/2025 11:32 pm by catdlr
NIAC 2025 Phase I & Phase II Started by StraumliBlight	11 Replies 11760 Views	09/09/2025 11:17 pm by StraumliBlight
Thin Film Isotope Nuclear Engine Rocket (TFINER) Started by litton4 « 1 2 Next All »	23 Replies 19627 Views	09/08/2025 11:11 am by JulesVerneATV
Ceres Colonisation - O'Neill Cylinder-like Rings Started by aris2270 « 1 2 Next All »	23 Replies 23890 Views	09/07/2025 12:33 am by Twark_Main
Hexanitrogen propellant Started by sdsds	4 Replies 8762 Views	09/04/2025 03:01 pm by StraumliBlight
Assistive Prosthetics Tech Alternative Limbs Started by JulesVerneATV	2 Replies 10246 Views	08/24/2025 11:58 am by JulesVerneATV
Fiber Optic Sensing System - NASA’s Armstrong Flight Research Center Started by catdlr	2 Replies 7719 Views	08/22/2025 12:34 pm by edzieba
Terraforming of Mars Ideas (and questions!) Started by aris2270 « 1 2 3 Next All »	47 Replies 38426 Views	08/15/2025 03:49 pm by StraumliBlight
New Report: Strategic Options for U.S. Space Nuclear Leadership by Bhavya Lal Started by thespacecow « 1 2 Next All »	26 Replies 20577 Views	08/14/2025 08:21 pm by Vultur
Powerful Krypton Ion Engine/Mars SEP Started by Tywin « 1 2 3 4 Next All »	62 Replies 56046 Views	08/13/2025 11:34 am by Skye
Maglev on the moon Started by PhotonBytes	14 Replies 15626 Views	08/07/2025 10:54 pm by JulesVerneATV
NASA's current work on nuclear space power Started by magicsound	2 Replies 9077 Views	08/07/2025 02:09 pm by JulesVerneATV
3D Printing: it may change everything, including spacecraft production. Started by Moe Grills « 1 2 3 ... 5 Next All »	81 Replies 64572 Views	08/02/2025 10:42 am by JulesVerneATV
Artificial Gravity the Bio Sat experiment Started by SpaceNutNewMars	1 Replies 5300 Views	08/02/2025 10:38 am by JulesVerneATV
Navigation Using Pulsars Started by TrevorMonty « 1 2 Next All »	26 Replies 18746 Views	07/30/2025 05:35 am by Paul451
NASA Tests Innovative Technique for Super Cold Fuel Storage Started by catdlr	1 Replies 3513 Views	07/28/2025 05:35 pm by jongoff
Could We Help Push Rockets To Orbit? - Everyday Astronaut Started by catdlr	3 Replies 3645 Views	07/25/2025 11:27 am by Asteroza
Space elevator Started by joshuabaker « 1 2 3 ... 6 Next All »	112 Replies 70727 Views	07/25/2025 06:02 am by catdlr
Could fossils or fossil organics be discovered on Mars? Started by JulesVerneATV	5 Replies 3358 Views	07/24/2025 09:41 pm by JulesVerneATV
Nuclear pulsed propulsion Started by lamontagne « 1 2 3 ... 12 Next »	231 Replies 86301 Views	07/24/2025 06:49 am by StraumliBlight
Suspended Animation Started by joncz « 1 2 Next All »	30 Replies 24204 Views	07/19/2025 10:41 am by JulesVerneATV
Elon Musk launches Neuralink Started by Star One « 1 2 3 ... 9 Next All »	165 Replies 84075 Views	07/16/2025 09:30 am by edzieba
Deformable Liquid Mirrors Could Revolutionise Astronomy Started by agman25	1 Replies 3435 Views	07/10/2025 12:23 am by JulesVerneATV
Reversal of extinction event, Nature de-extinction initiative Started by JulesVerneATV	8 Replies 4114 Views	07/09/2025 04:27 pm by gongora
Spinlaunch on the Moon Started by lamontagne « 1 2 3 ... 13 Next »	243 Replies 79667 Views	07/08/2025 08:39 pm by Robotbeat
Mitsubishi Microreactor Started by Asteroza	4 Replies 3095 Views	07/08/2025 08:34 pm by Robotbeat
Liquid fluoride thorium reactor Started by floss « 1 2 3 Next All »	46 Replies 33426 Views	07/08/2025 09:40 am by Asteroza
Micronozzle Proton-Beam for Compact Accelerator-Driven Reactor Started by sanman	2 Replies 2664 Views	07/08/2025 09:23 am by Asteroza
Laser Communication Started by redliox « 1 2 Next All »	24 Replies 24008 Views	07/05/2025 02:06 pm by navi_gato
Can high-tech cavemen live on the Moon? Started by Chris Bergin « 1 2 Next All »	28 Replies 39616 Views	07/03/2025 12:26 am by JulesVerneATV
Montgolfier Balloons for Venus and Titan Started by JohnFornaro	1 Replies 3498 Views	07/01/2025 03:58 pm by JulesVerneATV
Starship w/Disposable US Sending Submarine Probes to Enceladus and Europa Started by TomH	1 Replies 3455 Views	06/30/2025 06:48 pm by JulesVerneATV
The electric sail, Debye shielding, and the ponderomotive force Started by endlesslimitation	4 Replies 16362 Views	06/29/2025 10:52 pm by Tywin
Quantum Gravitons Resemble a Doubled Gluon Started by Stormbringer	8 Replies 13142 Views	06/24/2025 07:08 pm by JulesVerneATV
100s of kN thrust ion thrusters - possible? Started by Skye	6 Replies 2626 Views	06/14/2025 03:24 am by sdsds
Is Hydrolox superior to methalox for large lunar-based craft? Started by Skye « 1 2 Next All »	21 Replies 6294 Views	06/12/2025 08:03 am by redneck
Artificial Gravity from Rotation Started by sanman « 1 2 3 ... 8 Next All »	148 Replies 92908 Views	06/10/2025 06:46 am by Paul451
Alternative VTVL landing systems from rapid reuse (within the hour - or two) Started by Skye « 1 2 Next All »	35 Replies 7214 Views	06/10/2025 05:28 am by Paul451
Near term human rotating 1g habbitate Started by floss	0 Replies 1741 Views	06/08/2025 12:35 pm by floss
2020's nuclear thermal propulsion efforts Started by RON_P « 1 2 3 ... 19 Next »	360 Replies 174796 Views	06/02/2025 04:11 pm by StraumliBlight