1. PLANET EARTH IN THE
SOLAR SYSTEM

2. UNIVERSE
 Definition- :
The Universe comprises everything we
perceive to exist physically, space,
time, all forms of matter and energy.

3. GALAXY
Definition-
Galaxies are star systems
made up of hundreds of
thousands or even billions of stars
in addition to gas and dust.

4. MILKYWAY GALAXY

5. OTHER GALAXIES OF THE UNIVERSE

6. A CLUSTER OF GALAXIES

7. NEBULA-THE BIRTHPLACE OF A STAR

8. A STAR
 Definition—
 A huge ball of gas held together by gravity.
The central core of a star is extremely hot
and produces energy. Some of this energy is
released as visible light which makes the star
glow.
 Stars come in different sizes, colours and
temperatures.

9. PLEIADES CLUSTER OF STARS

10. IMAGES OF THE SUN

11. CONSTELLATION
 Definition—
 A group of stars seen as forming a
figure or design in the sky, many of
which are based on mythological
traditions from ancient Greek and
Middle Eastern Civilisation.
 There are 88 officially recognised
constellations.

12. CONSTELLATION-URSA MAJOR AND ORION

13. SOLAR SYSTEM
Definition-
The solar system consists
of the Sun, its eight major
planets, the dwarf planets
and small bodies, clouds
of dust and gas.

14. OUR SOLAR SYSTEM

15. PLANET
Definition-
Planet is a celestial body that
1) Is in orbit around the Sun
2) has sufficient mass to assume a round
shape
3) Has cleared the neighbourhood around
its orbit.

17. PLANET JUPITER AND ITS SATELLITES

18. PLANET SATURN AND ITS SATELLITES

19. PLANET EARTH AND ITS SATELLITE-MOON

20. ADWIN ALDRIN EXPLORING THE SEA OF
TRANQUILITY(MOON)

21. ASTEROIDS
 Any number of numerous small,
often irregular shaped rocky
bodies that orbit the sun,
primarily in the asteroid belt, A
region between the orbits of mars
and Jupiter .

22. ASTEROID BELT

23. INDIVIDUAL ASTEROIDS

24. METEOROID, METEOR, METEORITE
 Meteoroid is a solid object moving in interplanetary space,
of a size considerably smaller than an asteroid and
considerably larger than an atom.
 Meteor is the visible streak of light that occurs when a
meteoroid enter the earth’s atmosphere.
 Meteorite is a portion of a meteoroid or asteroid that
survives its passage through the atmosphere and impacts with
the ground without being destroyed.

25. METEOROIDS

26. METEOR SHOWER

27. SAMPLES OF METEORITES

28. BERRINGER IMPACT CRATER[ARIZONA]

29. COMETS

30. BLACK HOLES

31. HUBBLE SPACE TELESCOPE

32. PARANAL SPACE OBSERVATORY

33. HOPE YOU ENJOYED THIS
PRESENTATION!
MADE BY:
DOYEL GANGULY
www.udgamschool.com