When we think about the universe, we often picture endless stars scattered across the night sky.
Yet beyond what our eyes can see lies a reality far stranger and more astonishing than we imagine.
In this blog, let us discover 5 fun facts about the universe — each one revealing mysteries that challenge what we thought we knew about space itself.
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5 Fun Facts About the Universe
1. There’s way more water in space than on Earth.
What do people usually think?
People have an intuitive perception that, since our planet is known as the “Blue Planet” and 71% of the Earth’s surface is covered by water, there are no heavenly bodies that have as much water as the Earth.
But you won’t believe this, because in reality, there is more water in space than on Earth.
Here is the astonishing truth:
Despite being known as the “Blue Planet,” our planet Earth is not the only heavenly body that contains a large amount of water.
In fact, according to the National Aeronautics and Space Administration (NASA), there are water molecules in space that were formed when two atoms of hydrogen (from the Big Bang) and one of oxygen (processed in the cores of stars) were combined.
As an example, in the Orion Nebula (an enormous cloud of dust and gas), many water molecules exist and form even to this day.
And you know what?
According to NASA, this nebula is largely composed of hydrogen gas and creates over 60 times the amount of water to fill the Earth’s oceans.
What a mind-blowing fact to know that our space holds a larger amount of water than our Earth!
2. The coldest spot in the universe is not in deep space but in a lab.
What do people usually think?
We often think that nature can offer much more than humans, especially when discussing extreme conditions.
Yes, it’s true!
However, you will not believe that humans were able to create the coldest spot in a lab.
Here is the astonishing reality:
Logically, the coldest place in the universe should be in deep space.
However, when discussing extreme conditions, whether natural or not, the coldest temperature is not in deep space but in a lab.
As stated by the National Aeronautics and Space Administration (NASA), the Boomerang Nebula is the coolest place in the universe, with a temperature of 1 Kelvin. That is approximately -460 degrees Fahrenheit.
However, the coolest temperature that humans have ever achieved in a lab is 38 picoKelvin (or 0.000000000038 Kelvin). That is −459.67 degrees Fahrenheit.
Hence, the Boomerang Nebula is the coolest natural place in the universe, while the man-made coldest spot was created in a lab.
