Exoplanetology is the study of planets that are outside of our solar system. You know how we have eight planets (Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune) in our solar system that orbit around the sun? Exoplanetology is all about studying planets that belong to other suns or stars. These planets are called exoplanets.
Scientists who study exoplanets use special tools and techniques to detect them. They use telescopes to look at stars in other solar systems and observe the way the star "wobbles" or "transits." These wobbles or transits can indicate that there is a planet orbiting around the star.
Once scientists detect an exoplanet, they can study it further. They can figure out what the exoplanet is made of, how big it is, how close it is to its star, and whether it might have an atmosphere. Scientists can also try to figure out if it has the right conditions to support life like Earth does.
Exoplanetology is very important because it helps us learn more about the universe and the different kinds of planets that exist outside of our solar system. It can also help us understand if there is life on other planets and if humans can ever travel to other planets in the future.