Guide to Space
What is Halley’s Comet?
https://youtu.be/DIgBaY3t5xQ Halley’s Comet, also known as 1P/Halley, is the most well known comet in the Solar System. As a periodic…
How Low Can You Orbit?
The Earth’s atmosphere is a total drag, especially if you’re trying to orbit our planet. So how low can you…
What are the Galilean Moons?
It's no accident that Jupiter shares its name with the king of the gods. In addition to being the largest…
What are the Different Types of Renewable Energy?
Renewable energy is becoming an increasingly important issue in today’s world. In addition to the rising cost of fossil fuels…
What are Gravitational Waves?
When massive objects crash into each other, there should be a release of gravitational waves. So what are these things…
What Does NASA Stand For?
Chances are that if you have lived on this planet for the past half-century, you've heard of NASA. As the…
Uranus’ Moon Umbriel
The 19th century was an auspicious time for astronomers and planet hunters. In addition to the discovery of the Asteroid…
How Do Galaxies Die?
Everything eventually dies, even galaxies. So how does that happen? Time to come to grips with our galactic mortality. Not…
Who Are The Most Famous Astronauts?
Since the beginning of the Space Age, men and woman from all over the world have become famous astronauts and…
How Can We Live on Mars?
It is possible that humanity might one day live on Mars, but it would be quite the challenge. So what…