Space Exploration

The Planets & Our Solar System

The solar system is made up of the Sun, a collection of planets, and many smaller objects that orbit through space. Each planet has its own characteristics, such as different sizes, temperatures, and types of surfaces or atmospheres. Scientists study these planets to learn about how they formed and how they have changed over time. The inner planets are closer to the Sun and experience very different environments than the planets farther away. Beyond the major planets, there are also moons, dwarf planets, and belts of rocky or icy material that add even more variety to our solar neighborhood. All of these objects help researchers understand the complexity and diversity of the solar system.

Exploration of the solar system has revealed that no two planets are exactly alike, and each new discovery raises questions about what makes a world capable of supporting life. Some planets have surfaces shaped by storms, winds, or volcanic activity, while others have unique patterns of rings or large systems of moons. Scientists use both telescopes and spacecraft to collect information about these worlds, analyzing their atmospheres, terrain, and composition. By comparing different planets, researchers gain insight into Earth’s history as well as the potential for life elsewhere. The more we study the solar system, the clearer it becomes that there is still much left to learn about the formation and behavior of these fascinating worlds.

Image of Solar System