space

space

What is the fermi paradox?
Weird
Given the sheer vastness of our universe, it seems impossible that we're all alone out here. The odds of life "finding a way" has to be a sure thing, right? If that's the case, then where are all the aliens? ...
5

Definitive guide to exoplanets
Science
One of the biggest space discoveries over the last 20 years was the confirmation of exoplanets. This is our definitive guide. ...
1

The future of space flight
Science
The use of chemical based rockets to leave our planet and explore space is a dead end technology. It's old, outdated and it's extremely inefficient. Certainly we've discovered and improved upon newer technology in these last 60 years, right? ...
22

What is a warp drive?
Science
Warp drives, commonly used in science fiction, are propulsion systems which allow space craft to travel faster than light. The most notable usage of warp drives is probably in the Star Trek universe. But what are warp drives and how do they work? ...
7

super earth gravity
Science
With the recent explosion of extrasolar planet discoveries, some relatively nearby, astronomers and space enthusiasts wonder how habitable some of these planets would be for humans. Just don't forget about gravity... ...
2

Everything about the moon
Science
Today, we're going to explore the Moon. Its environment, Its creation, our exploration and why it's one of a kind (at least in our solar system). The Moon is actually quite special. Today We'll find out why. ...
2

What happened before the big bang?
Science
The genesis of the universe. It's hard to imagine anything happening before the Big Bang, and rightly so. This is because time itself was created at that moment. So what happened before this "moment of creation"? ...
15

Earth doesn't orbit sun - barycenter
Infographics
You were taught that earth and other planets in our solar system orbit the sun, and that our solar system orbits the center of the Milky Way. Did your science teacher have it wrong? Is everything you've learned about general relativity and gravity wrong? ...
4

How far have radio signals traveled in space?
Science
The expanding sphere of radio signals traveling outward from the earth is often portrayed in TV shows and Hollywood movies to be almost like a time machine. The further you get from earth, the further back you go in the history of radio and TV broadcasts. ...
26

Missing Mass - baryonic filaments
News
Not to be confused with dark matter, baryonic matter (the stuff that makes up the visible 'normal' matter in the universe) was - until recently - in short supply in the universe. ...
3

Why Can't We Go Faster Than The Speed of light?
Science
Einstein once called the speed of light "The Universe's speed limit". So what is it, and is it possible that he could be wrong? ...
95

Water Boiling in Space
Science
In science fiction shows and movies, when someone or something is exposed to the vacuum of space, they're often shown to instantly freeze solid. ...
1

flipped planet orbit
News
When the primordial interstellar clouds of gas begin to coalesce to form solar systems, they start to spin or rotate. The planets formed usually continue to follow the same path. Or do they? ...
0

Nuclear Explosion on the Moon
History
During the cold war, the USSR and the US went to extraordinary lengths to gain an edge over one another. This was especially true with nuclear technology. ...
0

gravestones on the moon
Fun Facts
The moon's surface has no environmental activity, is dead geologically, and exists in a vacuum. Has anyone been buried there? Let's find out. ...
2

Why is Pluto not a planet?
Science
A decision that was made during an astronomers assembly that killed Pluto's status as a planet. Today we're going to explore why they did it. ...
2