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SaraRayne

How to Build a Simple Model Rocket Engine

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It doesn’t have to be hard to build a model rocket engine. You don’t have to look up all the specs, dwell on the power you need, and worry about purchase costs. You can make your own model rocket engine with...
SaraRayne

Homemade Model Rocket Guide

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Elon Musk shouldn’t be the only one who gets to make rockets. You can make your own too, without being incredibly rich! Granted, they’ll be model rockets, but you have to start somewhere. Here’s how to make...
SaraRayne

How to Make a Custom Star Map

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What did the sky look like on the night you were born? How about on your wedding day? Or even way back before you were alive? Thanks to technology, you can find out. And with a little creativity, you can...
SaraRayne

How to Make a Star Chart

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There’s nothing quite like being intimately familiar with your unique view of the night sky. The stars themselves may be the same, but wherever you are on Earth, you have a view that’s different from someone...
SaraRayne

How to Terraform Mars

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Could we ever actually live on Mars?

This is a serious question that everyone from Elon Musk, to top scientists, to everyday people are thinking about. Should we be making preparations to create a new home...
SaraRayne

How Do We Detect Distant Stars?

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When organizations like NASA announce that they’ve found a new star or binary system or something of the sort...how do they know? How exactly do they suddenly discover something no one knew was there before...
SaraRayne

How to Calculate a Planet’s Mass

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Planets are big. Strike that, they’re massive. It’s hard to comprehend just how much stuff there is packed into one planet. Take Earth, for instance. The mass of our home planet is 5.972 x10^24 kg. Can you...
SaraRayne

How the Doppler Shift Works

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Waves of light and sound both move like, well, waves. Different waves have different wavelengths depending on a few factors, and the lengths of these waves can help us identify what they’re coming from and at...
SaraRayne

How to Balance Chemical Equations

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Everything in nature seeks balance, and that underlying law helps us in a variety of fields, including chemistry. Unstable elements can’t last—they want to find a proper balance. When a chemical reaction...