In simple words, an atmosphere for a planet or star is the layer of gases that surround it. These gases stay in place due to the gravitational force of the planet/star. For our Earth, the atmosphere is what makes the planet suitable for life to flourish. If we didn’t have just the … Read more
Stars are magnificent, wondrous bodies. When you look up in the sky, you will see them twinkling in various colors. Some tend to be pale and reddish. Others seem to have a bright whitish or bluish color. But, have you wondered why they come in different colors? Well, think about a campfire. … Read more
Our Universe is expanding and has been increasing in size ever since its birth from the Big Bang. With the way it’s currently growing, we’re safe for now, given that it won’t be tearing itself in its demise for at least 2.8 billion years. But how will it happen? Galaxies beyond our … Read more
We imagine that there is an empty, dark, soundless, space, or hole when we hear about black holes, but let not its name fool you. The black hole is a tremendous amount of matter packed into a tiny area. Its size is likened to a star ten times more massive than the … Read more
For every particle, there can be an antiparticle. Antimatter consists of such antiparticles – that is, subatomic particles that have the same mass as the particles that exist in the ordinary matter, but have equal and opposite electric charge. In simple terms, antimatter is something like a mirror image of the matter. … Read more
In 2006, astronomers around the world decided to make the definition of a planet clear. They came up with different criteria to determine whether solid astral bodies were planets or just another piece of larger than average space debris. After these criteria were brainstormed, it was determined that Pluto did not make … Read more
A lot of us wonder what happens when two galaxies collide in the universe? The truth largely depends on the size and composition of the constellations that are about to collide. Today, scientists explain that the best way to think about the meeting of the galaxies is to think of them as … Read more
A quasar is a galactic nucleus that is extremely luminous active. It consists of a black hole with mass ranging from millions to billions of times of the sun’s mass, surrounded by a gaseous accretion disk. The term ‘quasar’ was introduced when the very first quasars were identified in the 1950s. These … Read more