The National Aeronautics and Space Administration (NASA) is preparing to return to the Moon with its Artemis1 mission, fifty years after its last visit. The US space agency is currently testing its “most powerful rocket” yet in preparation for the Artemis program, with the aim of returning humans to the Moon for the first time since 1972 and laying the groundwork for a Mars mission.
Space is an incredibly vast and fascinating place, but there are still many things we don’t know about it. From the mysterious dark matter that makes up most of the universe to the possibility of parallel universes, there are countless mysteries to be explored in the realm of space. Here are some unknown facts about space that may surprise you.
We don’t know what dark matter is. Dark matter is a mysterious substance that makes up most of the universe, but we still don’t know exactly what it is. Scientists believe that dark matter is made up of particles that don’t interact with light, which is why it’s invisible to us. However, we still don’t know what these particles are or how they behave.
There may be parallel universes. The idea of parallel universes, or universes that exist alongside our own, has long been a topic of speculation in science fiction. However, some scientists believe that the concept of parallel universes is not just a fictional idea, but a real possibility. According to some theories, our universe may be just one of many, and there may be countless other universes out there, each with its own unique laws of physics and inhabitants.
Space is not a vacuum. Many people think of space as a vast emptiness, but this is not entirely accurate. Space may be largely empty, but it is not a vacuum. There are actually small amounts of gas and dust scattered throughout space, and even the most “empty” parts of space are not completely devoid of matter.
The universe is expanding. Another surprising fact about space is that the universe is constantly expanding. This expansion is caused by the force of dark energy, which is pushing the galaxies apart at an accelerating rate. Scientists believe that this expansion will continue indefinitely, and that the universe will eventually become so large that individual galaxies will be too far apart to see each other.
We don’t know what happens inside a black hole. Black holes are some of the most mysterious and fascinating objects in the universe. These incredibly dense objects are formed when a star collapses under its own gravity, creating a point of infinite density known as a singularity. However, we still don’t know exactly what happens inside a black hole. Some theories suggest that matter is crushed into a single point, while others suggest that it is torn apart and reassembled into a new form of matter.
By exploring these unknown facts about space, we can begin to unravel some of the mysteries of the universe and gain a better understanding of the world around us. Whether you’re a science enthusiast or simply curious about the universe, these facts provide a glimpse into the fascinating world of space and the many mysteries it holds.