10 Fun Facts – Universe
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- The universe began with the Big Bang, which occurred about 14 billion years ago. It was as if the whole universe was enclosed in a bubble which exploded, producing all the galaxies, stars and planets that we know today.
- Our galaxy, The Milky Way, is only one among the hundreds of billion other galaxies in universe.
- You’re a star, literally! Most of the human body is made of stardust. All its elements, except hydrogen and helium are created in stars.
- The Sun holds over 99% of the mass in the solar system. Over a million Earths could fit inside the Sun.
- A day on Venus is longer than its year.
- The speed of light, which is 300,000 kilometers per second, is the universal speed limit. Nothing can go faster.
- The Earth has over 8000 objects of “space junk” orbiting around it, which are probably emitted by spacecraft.
- According to astronomers, around 300 million new stars are born every day.
- The biggest mountain in the solar system is Olympus Mons on Mars. It is almost three times the height of Mount Everest and stands 27 kilometer tall.
- There is no sound or wind in space.
