How small? Small enough to fit in a backpack: Estes is a storied company dating back to the 1950s, known for its model rockets for hobbyists. CPR reports that the tiny firm, which has estimated ...

Take Estes Rockets, based in Penrose, Colorado. The company got its start during the space race in the 1950s. It’s now the country’s biggest manufacturer of model rockets for hobbyists.

If you’ve ever built a model rocket, you’ll know there’s not a ... even that’s a luxury. Stick an Estes motor in that thing and send it. But pointing out that lightweight cardboard tubes ...