Constellation is a group of stars forming a recognizable shape or pattern.
Different Constellations in Galaxy
| Name | Shape | When can be seen | No of Visible Stars | Other Names |
| Ursa Major |
Big Ladle(Large Handled spoon with a cup shaped bowl),
Question Mark |
Visible in summers during the early part of night | 7 |
Big Dipper,
Great Bear, Saptarshi |
| Orion | Quadrilateral | Visible in winters during late evening.Most beautiful constellation in the sky | 8 | Hunter |
| Cassiopea | M or W Distorted | Visible in winters during early part of night | 5 | |
| Leo Major | Lion | Visible in summers | 9 |
How to Identify Pole Star with the help of Ursa Major
Check it out here
Which is the brightest star in solar system.How to identify it?
Brightest Star is Sirius
It can be identified with the help of Orion
Identify 3 stars in middle belt of Sirius
Join them and move towards east
It will lead us towards Sirius
Before locating the Sirus, we need to identify Orion
Orion is in the shape of a big dipper.
It has 8 major stars - 3 stars appear in the belt and five stars appear to be arranged in form of a quadrilateral
Now,
Find 2 Stars at the end of the bowl of Ursa Major
Join a Line between them
Extend it towards North
This line will lead to a star which is not very bright. This star is the Pole Star.
Questions
NCERT Question 1 - Which of the following is NOT a member of the solar system?
(a) An asteroid
(b) A satellite
(c) A constellation
(d) A comet
NCERT Question 4 (c) - A group of stars that appear to form a pattern in the sky is known as a ____________ .
NCERT Question 5 (f) - Mark the following statements as true (T) or false (F):
Constellation Orion can be seen only with a telescope. ( )
NCERT Question 7 - In which part of the sky can you find Venus if it is visible as an evening star?
NCERT Question 9 - What is a constellation? Name any two constellations.
NCERT Question 10 (a) - Draw sketches to show the relative positions of prominent stars in
Ursa Major and
NCERT Question 10 (b) -
Draw sketches to show the relative positions of prominent stars in
Orion
NCERT Question 12 - Explain how you can locate the Pole Star with the help of Ursa Major.
