10 Unknown Facts About the Universe
The universe is a vast and mysterious place, and there is still so much that we don't know about it. However, scientists have been able to learn a lot about the universe over the years, and there are some amazing facts that many people don't know. Here are 10 unknown facts about the universe: The universe is expanding at an accelerating rate. This means that the distance between galaxies is increasing over time. This is due to a mysterious force called dark energy, which is thought to make up about 70% of the universe. The universe is about 13.8 billion years old. This means that it took about 13.8 billion years for the universe to expand to its current size. The first stars and galaxies formed about 13.6 billion years ago. Pilers of creation The observable universe is about 93 billion light-years across. This means that the light from objects on the edge of the observable universe has taken about 93 billion years to reach us. The observable universe is the part of the ...