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
Nematocyst 3.00 in 121.0 oz 54 mm 60.00 in George Lynn Paul
Nematocyst 38 3.00 in 121.0 oz 38 mm 60.00 in George Lynn Paul
Window Sticker Mayhem 98 5.00 in 36.00 lb 98 mm 60.00 in James Cramton
Cliint's L2 Jan 2026 4.00 in 2.50 lb 54 mm 12.00 in James Cramton
Great Big Daddy 3.00 in 16.0 oz 29 mm 12.00 in Wayne Comfort
Little Lumpy rev 5 7.68 in 190.0 oz 54 mm 20.00 in Tim Cubbedge
Uzumaki 3 3.00 in 654 g 29 mm 300 mm Curtis Menton
Sisyphus 3.00 in 5.00 lb 38 mm 20.00 in Chet Dogra
Sisyphus 3.00 in 5.00 lb 18 mm 20.00 in Chet Dogra
X-Wing Maxi-Brute 3.50 in 15.3 oz 24 mm 6.00 in Paul Kinzer

Search public rockets for more to try out.

millimeters