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  1. 13th September 2017
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  2. 8th April 2014
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Threads 1 to 20 of 9928

Forum: High Power Rocketry (HPR)

Rockets using motors from H impulse upwards.

  1. Sticky Thread Sticky: L3 Certification Documentation Links - No Third Party Comments Please

    Started by bobkrech, 24th November 2016 05:45 PM
    2 Pages
    1 2
    • Replies: 34
    • Views: 9,622
    13th May 2018, 04:18 PM Go to last post
  2. Sticky Thread Sticky: Properly bonding composites and what your government doesn't want you to know.

    Started by flynfrog, 15th September 2013 01:52 AM
    3 Pages
    1 2 3
    • Replies: 67
    • Views: 35,500
    19th March 2018, 01:06 PM Go to last post
  3. Sticky Thread Sticky: Discussions of Amateur Rocket Motors belong in the Reseach Forum

    Started by bobkrech, 13th September 2015 05:07 AM
    • Replies: 0
    • Views: 4,356
    13th September 2015, 05:07 AM Go to last post
  4. Sticky Thread Sticky: How To Build A "Stock" 3IN DARKSTAR CJ Step By Step

    Started by Green Jello, 30th May 2013 10:07 PM
    • Replies: 1
    • Views: 14,005
    1st June 2013, 04:52 PM Go to last post
  1. At what point does model rocketry have to morph into HPR?

    Started by majordude, 18th May 2018 04:31 AM
    3 Pages
    1 2 3
    • Replies: 86
    • Views: 1,729
    Today, 05:24 AM Go to last post
  2. GPS arming before going to the launch pad?

    Started by Clivus, Yesterday 10:58 PM
    • Replies: 5
    • Views: 110
    Today, 04:55 AM Go to last post
  3. Level 2 project: "Long Tom" LOC Cruiser -> stretched Tomahawk CM

    Started by Nytrunner, 5th May 2018 07:19 PM
    2 Pages
    1 2
    • Replies: 38
    • Views: 1,099
    Today, 03:38 AM Go to last post
  4. Madcow Cowabunga Mammoth build

    Started by Nathan, 18th May 2018 01:31 AM
    • Replies: 8
    • Views: 385
    Today, 02:53 AM Go to last post
  5. Unexpectedly high RASAero estimate for a two-stage rocket.

    Started by RGClark, 28th April 2018 03:43 AM
    5 Pages
    1 2 3 ... 5
    • Replies: 122
    • Views: 4,687
    Today, 02:52 AM Go to last post
  6. Wildman Rocketry Blackhawk 38 build thread

    Started by rockets, 12th May 2018 07:34 PM
    2 Pages
    1 2
    • Replies: 51
    • Views: 1,361
    Today, 02:51 AM Go to last post
  7. Sub-Min Contrail L800 Build

    Started by ArchitectOfSeven, Yesterday 08:58 AM
    • Replies: 4
    • Views: 162
    Today, 01:41 AM Go to last post
  8. Single Deploy Airframe question

    Started by Robot-Engineer, Today 12:08 AM
    • Replies: 1
    • Views: 68
    Today, 01:19 AM Go to last post
  9. L2 Certification Build -- Five Finned Folly

    Started by jlabrasca, 31st March 2018 02:32 PM
    2 Pages
    1 2
    • Replies: 51
    • Views: 2,205
    Today, 12:38 AM Go to last post
  10. Help on selecting a first two stage high power rocket kit

    Started by Bobfly, 14th July 2017 10:18 PM
    8 Pages
    1 2 3 ... 8
    • Replies: 234
    • Views: 14,369
    Today, 12:19 AM Go to last post
  11. Level 3 build for LDRS 2018 (slow build)

    Started by Tonimus, 24th August 2017 07:35 AM
    2 Pages
    1 2
    • Replies: 41
    • Views: 2,505
    Yesterday, 10:16 PM Go to last post
  12. New 102mm project - Chimichunga-I

    Started by snrkl, 20th March 2018 02:30 PM
    2 Pages
    1 2
    • Replies: 41
    • Views: 1,783
    Yesterday, 10:15 PM Go to last post
  13. Second Build - Minimum Diameter Cardboard

    Started by TheNewGuy, 28th January 2018 10:54 AM
    2 Pages
    1 2
    • Replies: 56
    • Views: 2,511
    Yesterday, 10:13 PM Go to last post
    • Replies: 29
    • Views: 1,020
    Yesterday, 04:08 AM Go to last post
  14. Madcow Avlanche

    Started by FlyBy01, 19th March 2018 01:04 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 114
    • Views: 5,083
    Yesterday, 03:39 AM Go to last post
    • Replies: 28
    • Views: 760
    20th May 2018, 09:14 PM Go to last post
  15. pml ariel level 1 build

    Started by S10guy, 14th June 2017 08:42 AM
    • Replies: 22
    • Views: 1,432
    20th May 2018, 02:20 PM Go to last post
  16. Asymmetrical, BFR-like fins - What would happen?

    Started by SpaceEggs, 20th May 2018 04:31 AM
    • Replies: 2
    • Views: 129
    20th May 2018, 06:08 AM Go to last post
  17. L3 - really?? Tekcub 3L

    Started by les, 7th March 2018 03:04 AM
    4 Pages
    1 2 3 ... 4
    • Replies: 113
    • Views: 5,220
    20th May 2018, 04:00 AM Go to last post
  18. Madcow Formula 98 - L2 cert build

    Started by Rockethound, 30th April 2018 11:26 PM
    2 Pages
    1 2
    • Replies: 44
    • Views: 1,620
    19th May 2018, 09:19 PM Go to last post

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