Space

NASA vs SpaceX – How Different They Are?

Since the establishment of space travel, only three countries have been able to launch humans into space. The first person to travel into space was a Russian cosmonaut Yuri Gagarin in 1961, who orbited the earth in Vostok 1 on April 12, 1961. Only...

Origin Of The Universe: 7 Different Theories

How the Universe we know came into existence? And how do we explain its origin? Undoubtedly, every other piece of evidence and data collected over the years by cosmologists point towards the possibility that it all might have started with a...

What Exactly Is Planet X? Facts and Theories

Planet X is a hypothetical planet that is located about 400 astronomical units (AU) away.  It may take up to 20,000 Earth years to complete one full orbit around our Sun.  The planet has not yet been observed, but mathematical calculations suggest...

Different Types of Galaxies In The Universe

What exactly is a galaxy? In simple words, a galaxy is a system of stars, stellar remnants, and other celestial objects, bound together by gravitational force. Galaxies can differ in shape, size and each revolve around their center of mass. Our...

Things You Should Know About Space Junk

The world’s first human-made satellite, Sputnik-1, was launched by the Soviets in 1957. Since then, more than almost 9,000 satellites have been launched into space by nearly 40 different nations. For decades, government and private space...

What is Fermi Paradox? And Where Are the Aliens?

Do you believe in the existence of extraterrestrial beings? If you do, then you must be intrigued about their whereabouts and why we haven’t heard for them yet? It’s not just you, the question has troubled scientists and astrophysicists...