UNIVERS

 UNIVERS

1. The vast surrounding space is called Universe

• It incorporates every things that exist.
• The star, planets, satellite as well as our earth and all the objects on it .

2. Light years and Parsec are the units of measuring distances in the universe.

3. One light year is the distance travel by light in one year .

• 1 Light Year = 9.46×10¹² KM.

4. The nearest star to the earth Alpha Centuari is about 4.3 light years away from the earth .

5. Parsec is an astronomical units of distance which is equal to 3.26 light year 

• 1 Parsec = 3.26 Light Years .

6. The science dealing with the nature and origin of the universe is known as Cosmology.