Guide to Space
Do I Believe in UFOs?
Everyone always wants to know if I believe in aliens. They really want to know if I believe in UFOs,…
The Orbit of Saturn. How Long is a Year on Saturn?
Given its considerable distance from the Sun, Saturn takes about 29.5 Earth years to complete a single orbit around the…
What is the Mid-Atlantic Ridge?
Beneath the Atlantic Ocean is the Mid-Atlantic Ridge, an geological feature that runs north-south and measures some 16,000 km (10,000…
Who Discovered Uranus?
Uranus was discovered by British astronomer Sir William Herschel on March 13th, 1781, though it had been observed several times…
SpaceX Just Re-Used a Rocket. Why This Changes Everything
SpaceX just flew a rocket to space for the second time. It was a fairly normal launch, but this accomplishment…
What Constellation is the Sun in?
Since the constellations are based on their appearance from Earth, the Sun does not belong to any. But if you…
Messier 39 – The NGC 7092 Open Star Cluster
Welcome back to Messier Monday! In our ongoing tribute to the great Tammy Plotner, we take a look at the…
When Will Mars Be Close to Earth?
Every two years, Earth and Mars reach the closest points to each other in their orbit, which is referred to…
The Orbit of Uranus. How Long is a Year on Uranus?
A year on Uranus lasts almost as long as a century on Earth. And because of its extreme tilt, its…
The Orbit of Pluto. How Long is a Year on Pluto?
Given its extreme distance from the Sun, Pluto has a very long orbital period. As such, a single year on…