They were all found at different times, there is no exact date
William Herschell for example
It is an easy way of identifying groups of stars and labelling and naming stars within constellations. Many constellations are long established. So they are also commonly known by people, making it easier for people to understand what is being talked about, be they scientists or ordinary people who can identify constellations and stars.
There are 88 official constellations recognized by the International Astronomical Union. These constellations cover the entire celestial sphere and are used as a way to divide the night sky for observational and navigational purposes.
In Scorpius.
There are 88 officially recognized constellations in the world. These are recognized by the International Astronomical Union and are used to divide the celestial sphere for observational and navigational purposes.
Constellations do not really exist; they are perceived patterns in the stars. Most of the classical constellations were named by the Romans.
Stars and constellations have cultural, navigational, and scientific significance today. They inspire art, literature, and naming conventions. Navigators still use them for orientation. Scientists study stars and constellations to learn about the universe's origin and evolution.
Andromeda and pegasus
All of them
Constellations help astronomers navigate the night sky and identify specific regions to observe. They serve as reference points for locating stars, planets, and other celestial objects. Additionally, constellations are useful for orienting telescopes and mapping the universe.
There are 88 recognized constellations in the night sky. Some have been discovered but not recognized. And their still some to discover that may be recognized.
constellations are not "found" rather created, as they have always been there and we just "connect the dots" to form shapes in how we see them. Scorpius was one of the original 48 constellations listed by Ptolmey circa 165 BC