Saptarishi
Explanation
Constellations are groups of stars that appear to form recognizable patterns in the night sky. Within large constellations, smaller and more distinct patterns of stars are often identified as "asterisms."Detailed Analysis:
- Saptarishi (Correct): The Saptarishi (meaning "Seven Sages" in Indian astronomy) corresponds to the asterism known as the Big Dipper or the Plough. This group of seven bright stars forms the tail and the flank of the Great Bear. It is the most recognizable part of the Ursa Major constellation.
- Orion (Incorrect): Orion is a distinct constellation known as "The Hunter," easily identified by the three aligned stars forming "Orion's Belt." It is not part of Ursa Major.
- Cassiopeia (Incorrect): Cassiopeia is a separate constellation in the northern sky, recognizable by its distinctive 'W' or 'M' shape.
- Leo (Incorrect): Leo is a separate zodiacal constellation representing a lion.
Key Takeaway: The Saptarishi (Big Dipper) is a prominent asterism consisting of seven stars located within the larger constellation of Ursa Major (The Great Bear).