The sun is the center of our solar system and has been burning bright for 4.5 billion years. It is estimated that it will burn for another 5 billion years before shifting to the burning of helium for another 130 million years.If the sun has been burning this long and will continue to do so, …
Why Doesn’t The Sun Run Out of Oxygen as it Burns? Read More »
In days gone past, many people believed that the Earth was flat, but years passed and attitudes have since changed.Later, people would believe that the Earth was the center of the solar system, and some believed that the Sun is actually the center point of the solar system. Both of these belief systems would be …
Do you realize that if you fall into a black hole, you will see the entire future of the universe unfold in front of you in a matter of moments and you will emerge into another space-time created by the singularity of the black hole you just fell into? – Neil DeGrasse TysonOnce thought to …
How Can There Be Anything Left In The Universe? Don’t Black Holes Suck Everything In? Read More »
Gravity is a natural phenomenon, thanks to which all things with a mass or energy are brought toward one another. On Earth, we see gravity as the force that makes everything fall back down to the ground, but that’s because the planet itself has a huge mass and energy, so everything is dragged towards it. But …
Does the Influence of Gravity Extend Out Forever? Read More »
Gravity is a vital force in the universe. Every single object in space has a gravitational pull, and so gravity is a force that works to influence the paths and direction of every single thing travelling through space. If gravity works to pull everything and all objects, you may be wondering how this works in …
How Can the Heart Be Strong Enough to Pump Blood Up Your Legs Against Gravity? Read More »
In August of the year 2006, an official statement from the International Astronomical Union caused a stir throughout the astronomical community and the world at large. Pluto, the IAU declared, was being downgraded in status from ‘Planet’ to ‘Dwarf Planet.’ Our solar system, as we know it, would now consist of 8 planets rather than 9. The …
This is a question that has a bit of weight to it, and there is no straightforward answer to it. There is an up and down in space, but perhaps not in the way that you might expect. As you have probably guessed, being in space and being on Earth are both very different experiences, …
You have probably heard somewhere that the universe is expanding. Hearing this can bring up all sorts of questions. How does this affect our solar system? Will we drift away from the sun? Why is the Universe expanding anyway? You are in the right place if you have any of these questions. We can answer them …
We’ve got some news for you: the Great Wall of China is actually not visible to the naked eye from space, even in low-earth orbit, according to NASA. This is surprising to many, as it’s long been circulated that the wall is visible from space, with many believing it’s the only man-made object detectable from space …
What makes the Great Wall of China the Only Man-Made Object Visible from Space? Read More »
The sun is often referred to as a big huge ball of fire, just casually providing us with warmth, light, and basically, life. Imagine putting it out!How large would a bucket of water have to be? Your initial thought might be an incredibly off-the-scale massive bucket full of water. And that would still be too …
How Large Would a Bucket Have to be to Put Out the Sun? Read More »
