Motor Guide

The motor guide allows you to quickly find motors that will work for a rocket; see the help page for more info.

If you create a rocket, you can run the guide more easily in future as well as have more options.

One-Time Entry

Otherwise, you can try the guide out by entering the info here.

Rocket Information

millimeters

Launch Conditions

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Include out-of-production motors

Others' Rockets

Here are the 10 most recently created public rockets entered by other people you can try out.

Name Body Diam Weight MMT Diam MMT Len Owner
HP_Astrobee D 4.0 4.00 in 136.0 oz 29 mm 22.00 in Mark Hanna
HP_Astrobee D 4.0 4.00 in 136.0 oz 38 mm 22.00 in Mark Hanna
HP_Astrobee D 4.0 4.00 in 136.0 oz 54 mm 22.00 in Mark Hanna
HP_Arrow 3.00 in 53.0 oz 29 mm 16.00 in Mark Hanna
HP_Arrow 3.00 in 53.0 oz 38 mm 16.00 in Mark Hanna
T Bolt 38 w/29mm adapter 42 mm 864 g 29 mm 16.00 in Bob Knytych
T Bolt 38 42 mm 864 g 38 mm 16.00 in Bob Knytych
OBH 3.00 in 125.0 oz 54 mm 30.00 in William Albanese
HP_Gemini Titan 5.5 (29) 5.50 in 101.0 oz 29 mm 15.00 in Mark Hanna
Top Secret 2026 3.00 in 15.3 oz 24 mm 5.00 in Paul Kinzer

Search public rockets for more to try out.

millimeters