Astronomy is the branch of science which deals with celestial objects as a whole .The study of universe is known as Cosmology .
GENERAL FACTS
GENERAL FACTS
- The temperature at the poles of mercury is (minus) -186 degree celcius .
- The temperature of Titan is (minus) - 178 degree celcius .
- Cygnus - 1 is an example of black hole .
- Auroras are formed due to electromagnetic field .
- When a black hole engulfs a star , in this process a tremendous amount of X-rays are produced and emitted out .
- The average speed of asteroids is 48km/sec .
- Spacequake can create sound in vaccum .
- If a piece of spunge is taken to the moon's surface , the air pores will expand and it will burst .