Darrell Mobley's Space

I am excited with the way Our Planet has progressed. 70 members the first week! And the benefit of sharing with the community is already paying off. Mitch Marchi II's blog post on his fin beveling tool was so great that I had to share it with everyone.

Thanks to Mitch for sharing this and allowing me to share it with t…

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If you've never had a rocket crash because the parachute didn't come out right, go on to read something else. But if you know what the term "core sampling" is from experience, here is some good information. Parachute failure often comes from an incorrect or insufficient amount of ejection charge. This is caused by either having too large a parachute compartment inside the rocket, or not using the right amount of black powder in a reloadable motor.

Ejection charge weight can be c… Continue

I hope you are enjoying Our Planet as much as I am. It's like a whole new extension of our rocketry family growing on its own. It has the potential become ... viral.

So how do we spread the infection of Our Planet? The first way is through personal invites, sending your friends email and asking them to check it out. The invitation widget here will even allow you to import a list of addresses.

A lot of you participate in online forums, so one of the easiest ways to promote the… Continue