Astronomers have always considered intergalactic violence to be a part of the process through which large galaxies tend to grow. A new survey suggests that some distant galaxies rip up and devour their smaller galaxy neighbours. Milky Way and Andromeda galaxy are known to be cannibals, spiral and closest to each other.
In 1967, John Wheeler coined the term ‘black hole’. Black holes are the residue that is left when hyper or giant stars die. Once the stars end their life cycle and burn out the entire fuel needed for sustaining its shape and operation, the stars implode into the center and pull out abundant mass into a single point in space.
China has been successful in launching its first X-ray space telescope for studying the black holes, gamma ray bursts, and pulsars.
Stars. Universe has confounded mankind since ancient times. Early man would look up at the night sky and try to decipher the various shapes and figures created by groups of stars clustered together.
Black hole is the region of space which has an extremely intense gravitational field- so intense that no radiation or matter can escape from it. Not even the particles of light can escape from inside it.
Our Solar system consists of the stars, the Sun, and all the planets that orbit around it including the Earth. It also includes numerous moons, asteroids, comets, rocks and dust. The Sun is simply one star amongst the hundreds of billions of the stars present in the Milky Way Galaxy.
Humans have been exploring the universe for quite sometime and advancement in technology has helped in its development. This article contains some staggering facts about the universe that we don’t know.