If you’ve watched The Martian, a science fiction film, you’d agree that whatever prodigious brain Matt Damon’s character had, the travel and life on Mars is a difficult one. Well, probably in all movies about space. In the end, the heroic astronaut, with shoes marked with dust from planets or moons, returns … Read more
One of the signs that a black hole exists in the universe is dictated by the x-rays that it emits outside of its reach, although from within its location, black holes usually don’t emit anything, especially not light. The detection of x-rays in space is how Cygnus-X1 (see the graphic below), the … Read more
Earth resides in the Milky Way. It is a vast galaxy whose part is viewable on Earth during the night as a belt of stars, extending across the clear sky. Thousands of them are visible with the naked eye, and even more, if you use a telescope. But, have you ever wondered … Read more
The longest manned spaceflight was made by Valeri Vladimirovich Polyakov. He spent a total of 437 consecutive days in space from August 29, 1988, to April 29, 1989. Valeri Vladimirovich Polyakov, a cosmonaut, was born on April 27, 1942, Tula City, USSR. Prior to being adopted in 1957, he first used the … Read more
Many theoretical physicists say that the Universe will come to an end between 2.8 billion to 22 billion years from now. Other experts even believe that it is already starting the process towards its ‘final exit.’ But, what actual demise awaits our Universe? Well, like most matters in space, astronomers can’t agree … Read more
The stars we see in our night sky are not all the same, though they look very similar to our limited view. Some of the stars we see are actually planets, while other points of light might even represent stars that have died long before their light reaches us. Plus, stars themselves … Read more
The Moon, as we all know, does not really shine by its own light since it cannot produce it. When we see the Moon shining bright at night, it is only visible because we see the ray of sunlight reflected off its surface. We would often see the Moon during the daytime … Read more
Light is a work of nature that is visible to the human eye. The sun exposes us to light every day, along with several other human-made lights. The use of lights is essential to our lives, especially during our modern world, wherein some people tend to work at night. Furthermore, light itself … Read more