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| Topic | Replies | Views | Last post |
|---|---|---|---|
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113 | 33,065 | Today 20:55:09 by tahanson43206 |
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2 |
157 | 91,221 | 2026-06-19 19:35:25 by SpaceNut |
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3 |
260 | 158,920 | 2026-06-19 09:54:33 by Void |
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4 |
158 | 128,533 | 2026-05-05 18:24:11 by SpaceNut |
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5 |
411 | 199,296 | 2026-01-22 14:29:48 by kbd512 |
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6 |
10 | 8,900 | 2026-01-12 15:43:48 by SpaceNut |
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7 |
9 | 4,422 | 2025-12-28 16:37:32 by SpaceNut |
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8 |
241 | 88,320 | 2025-12-05 08:59:09 by tahanson43206 |
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9
Sticky: Trough Solar Collector- Design- Construction- Operation- Maintenance by tahanson43206 [ 1 2 3 … 6 ]
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147 | 122,219 | 2025-10-26 16:47:06 by SpaceNut |
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10 |
26 | 17,613 | 2025-10-18 10:42:58 by tahanson43206 |
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11 |
45 | 41,802 | 2025-09-12 11:18:48 by tahanson43206 |
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12 |
77 | 65,980 | 2025-08-01 10:57:51 by tahanson43206 |
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13 |
106 | 111,843 | 2025-07-03 10:44:11 by Void |
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14 |
153 | 154,366 | 2025-03-24 16:39:30 by Calliban |
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15 |
20 | 28,699 | 2025-03-04 08:11:59 by Calliban |
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16 |
143 | 85,666 | 2024-08-28 08:15:03 by tahanson43206 |
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17 |
29 | 12,757 | 2023-09-25 04:19:19 by Mars_B4_Moon |
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18 |
42 | 66,420 | 2023-05-20 11:32:41 by tahanson43206 |
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19 |
33 | 39,735 | 2022-04-09 16:20:57 by SpaceNut |
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20 |
25 | 2,819 | Today 19:55:55 by tahanson43206 |
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21
Methane CH4 vs Carbon Monoxide CO Propellant Competition by tahanson43206
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3 | 15 | Today 19:16:55 by RobertDyck |
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22
Cryogenic Propellant Storage for Deep Space Missions by tahanson43206
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9 | 1,659 | Today 09:43:51 by tahanson43206 |
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23 |
101 | 44,517 | 2026-07-09 23:35:26 by Void |
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24
Materials Science by tahanson43206
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10 | 2,837 | 2026-07-09 17:15:38 by tahanson43206 |
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25 |
457 | 117,179 | 2026-07-05 15:23:18 by tahanson43206 |
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26
BigEar Radio Telescope Big Ear Wow Signal by tahanson43206
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2 | 32 | 2026-07-05 08:15:05 by tahanson43206 |
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27
Mathematics Pure and Applied by tahanson43206
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7 | 2,007 | 2026-07-05 06:46:27 by tahanson43206 |
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28
Vera C Rubin Observatory by tahanson43206
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4 | 481 | 2026-07-03 09:44:24 by tahanson43206 |
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29
Fusion power in the offing? by RGClark
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14 | 5,313 | 2026-07-01 18:53:10 by tahanson43206 |
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30 |
40 | 9,782 | 2026-06-30 11:19:35 by tahanson43206 |