Advanced Concepts

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Subject / Started by	Replies / Views	Last post
Starting new threads in the Advanced Topics Section of NSF's Forum Started by Chris Bergin	0 Replies 23111 Views	05/19/2015 10:27 am by Chris Bergin
Solar Power Satellites Started by Greg Hullender « 1 2 3 ... 22 Next »	421 Replies 125759 Views	06/03/2023 09:50 pm by mandrewa
Realistic, near-term, rotating Space Station Started by Roy_H « 1 2 3 ... 189 Next »	3776 Replies 699464 Views	06/03/2023 07:40 pm by LMT
Shcramjet / ODWE Started by sanman	5 Replies 452 Views	06/02/2023 09:33 pm by MickQ
General Hypersonic Flight Related Topics Started by Star One « 1 2 3 ... 20 Next »	394 Replies 186306 Views	06/02/2023 08:07 pm by Star One
HTP/PLA/KMnO4 Hybrid Rocket Engine Started by Jerry Fisher « 1 2 3 Next All »	54 Replies 20919 Views	06/02/2023 01:31 pm by Jerry Fisher
Fusion with space related aspects thread Started by josh_simonson « 1 2 3 ... 195 Next »	3883 Replies 1015112 Views	06/01/2023 02:11 am by RON_P
Rotating Detonation Engines Started by SciNews « 1 2 3 Next All »	56 Replies 23287 Views	05/31/2023 06:44 am by edzieba
White Graphene Started by Steven Pietrobon	17 Replies 2301 Views	05/28/2023 01:57 pm by Seamurda
New NASA /DOD nuclear thermal propulsion effort Started by RON_P « 1 2 3 ... 15 Next »	296 Replies 96322 Views	05/22/2023 11:44 pm by InterestedEngineer
How Can AI Be Used for Space Applications? Started by sanman « 1 2 3 ... 14 Next »	261 Replies 30545 Views	05/20/2023 09:25 pm by Robotbeat
Zeno Power Systems: Alternate RPS Effort Started by VSECOTSPE	6 Replies 1177 Views	05/20/2023 04:50 pm by VSECOTSPE
Space Facility Modeling And Simulation Started by LMT	13 Replies 4074 Views	05/17/2023 07:55 pm by LMT
Tesla Bot for Moon and Mars Started by Cheapchips « 1 2 3 ... 8 Next All »	146 Replies 41232 Views	05/17/2023 11:07 am by Cheapchips
Direct combustion cycle Started by Sarigolepas	10 Replies 1409 Views	05/15/2023 11:09 pm by redneck
Aluminum / helium / LOX rocket - 379 seconds isp ?!! Started by Harry Cover « 1 2 Next All »	39 Replies 6406 Views	05/13/2023 08:23 pm by Warren Platts
Acoustics Mitigation Started by sanman	18 Replies 1942 Views	05/13/2023 06:05 pm by Twark_Main
NASA GRX-810 HEA/MPEA 3D printable metal alloy with high creep resistance Started by Asteroza	1 Replies 309 Views	05/13/2023 10:48 am by john smith 19
Would it be impossible to make a +1km² solar sail with todays technology? Started by dunwich « 1 2 Next All »	22 Replies 3238 Views	05/09/2023 10:34 am by acksed
Stage 0 Forklift Started by redneck « 1 2 Next All »	20 Replies 2642 Views	05/08/2023 07:53 am by redneck
New Frontiers Aerospace... Started by Tywin	5 Replies 3015 Views	05/07/2023 10:01 pm by Asteroza
Verifying a rocket engine concept with ChatGPT Started by wtrix « 1 2 3 Next All »	59 Replies 6681 Views	05/02/2023 09:38 pm by john smith 19
How about some odd rocket suggestions? Started by DiggyCoxwell	11 Replies 5181 Views	04/28/2023 11:25 pm by acksed
Space based sunshades - how much mass required? Started by endlesslimitation « 1 2 Next All »	30 Replies 7009 Views	04/25/2023 09:09 pm by lamontagne
Dual Stage 4 Grid Ion Drive possibilities Started by PhotonBytes	0 Replies 562 Views	04/22/2023 02:05 pm by PhotonBytes
how would zero-radiation pressure sunshades work? Started by gpeabody « 1 2 3 Next All »	47 Replies 7819 Views	04/13/2023 08:10 am by Twark_Main
Inverse barocaloric thermal battery Started by Asteroza	4 Replies 934 Views	04/13/2023 07:59 am by Twark_Main
Rockwell International MRCC (Multi Role Common Core) spaceplane Started by Vahe231991	1 Replies 863 Views	04/12/2023 05:34 am by InterestedEngineer
NIAC 2023 phase 2 awards Started by Asteroza	1 Replies 577 Views	04/11/2023 06:17 pm by RON_P
Reaction engines Flight Test Vehicle speculation Started by john smith 19 « 1 2 3 ... 7 Next All »	134 Replies 48636 Views	04/08/2023 07:17 am by john smith 19
ISEP: Integrated Structural Electrodynamic Propulsion Started by LMT	15 Replies 6821 Views	04/03/2023 12:04 am by redneck
Hydralox with Oxygen Thrust-Augmented Nozzle? Started by acksed « 1 2 3 Next All »	45 Replies 5145 Views	04/01/2023 05:05 pm by Ithirahad
Human consciousness transportation through computers? Started by quinntrex « 1 2 3 ... 6 Next All »	106 Replies 13498 Views	03/31/2023 10:34 am by JohnFornaro
Converting Asteroids to O'Neill Cylinders Started by sanman « 1 2 Next All »	39 Replies 7215 Views	03/25/2023 08:29 pm by TrevorMonty
Electric Sky: beamed power start-up Started by FutureSpaceTourist « 1 2 Next All »	25 Replies 8850 Views	03/17/2023 05:46 am by InterestedEngineer
Design of a rapid transit to Mars mission using laser-thermal propulsion Started by giulio	17 Replies 3983 Views	03/16/2023 01:00 pm by john smith 19
Regenerative cooled turbopump with the brakes off Started by redneck	0 Replies 811 Views	03/13/2023 12:17 am by redneck
Counter Intuitive Thrust augmentation Started by redneck « 1 2 Next All »	33 Replies 4371 Views	03/08/2023 04:57 pm by redneck
ESA project for an Americium-241 RTG Started by Hobbes-22	4 Replies 2979 Views	03/06/2023 11:43 pm by Asteroza
Advancements in Electric Thrusters Started by Impaler « 1 2 3 ... 13 Next »	255 Replies 98627 Views	03/06/2023 07:42 pm by InterestedEngineer
regenerative cooled turbine Started by redneck	5 Replies 1177 Views	03/05/2023 10:57 pm by redneck
Space Dry Dock: Off-Earth Servicing of Reusable Rockets Started by Greg Hullender « 1 2 3 Next All »	54 Replies 6902 Views	03/03/2023 08:01 pm by MickQ
Hypothetical hydropropalox tripropellant engine Started by sevenperforce	10 Replies 1929 Views	03/03/2023 06:29 pm by sevenperforce
Using liquid krypton to boost thrust at liftoff Started by InterestedEngineer « 1 2 3 4 Next All »	66 Replies 7931 Views	03/01/2023 12:23 pm by zubenelgenubi
The Flimsiest Cryogenic Fuel Tank: LH2 in a Bag Started by TheRadicalModerate « 1 2 3 Next All »	41 Replies 6725 Views	02/28/2023 02:16 am by Twark_Main
Powerful Krypton Ion Engine/Mars SEP Started by Tywin « 1 2 3 Next All »	58 Replies 14633 Views	02/26/2023 09:46 pm by InterestedEngineer
New multi-principal element alloy (MPEA) found with high temp properties Started by Asteroza	13 Replies 2950 Views	02/20/2023 07:59 pm by john smith 19
NASA and DARPA nuclear propulsion collaboration Started by FutureSpaceTourist « 1 2 3 4 Next All »	78 Replies 12866 Views	02/10/2023 02:17 pm by Robotbeat
DARPA Daedalus VLEO program Started by Asteroza	3 Replies 1872 Views	02/03/2023 12:39 pm by aceshigh
Hall effect thruster power limits pushed Started by edzieba	14 Replies 2509 Views	02/03/2023 03:29 am by InterestedEngineer