The Universe Knowledge
UNIVERSE *The study of universe is known as Ans : Cosmology *The universe comprises of billions of Ans : Galaxies *The galaxies are made up of millions of Ans : Stars *Father of modern Astronomy Ans : Copernicus *The astronomer known as the Law Giver of Heavens Ans : Kepler *Light year and parsec are the units of measuring distances in the Ans : Universe *The distance travelled by light in one year is called Ans : One light year *One light year = 9.46 x 1012 kilometers *An astronomical unit of distance Ans : Parsec *One parsec = 3.26 light year *Scientist who found universe is expanding, in 1929 Ans : Sir Edwin Hubble *Geocentric theory was propounded (the Earth was the centre of universe) by Ans : Ptolemy *Heliocentric theory was propounded (the Sun is the centre of the universe) by Ans : Copernicus *Laws of Planetary motion was discovered by Ans : Kepler *Study of celestial bodies and universe Ans : Astronomy *Study of the structure of the universe Ans :